forked from KolibriOS/kolibrios
1225 lines
29 KiB
PHP
1225 lines
29 KiB
PHP
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;; ;;
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;; Copyright (C) KolibriOS team 2004-2014. All rights reserved. ;;
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;; Distributed under terms of the GNU General Public License ;;
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;; ;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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$Revision$
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LOAD_FROM_FILE equ 0
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LOAD_FROM_MEM equ 1
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LOAD_INDIRECT equ 2
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LOAD_SYSTEM equ 3
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struct BITMAPINFOHEADER
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Size dd ?
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Width dd ?
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Height dd ?
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Planes dw ?
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BitCount dw ?
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Compression dd ?
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SizeImage dd ?
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XPelsPerMeter dd ?
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YPelsPerMeter dd ?
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ClrUsed dd ?
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ClrImportant dd ?
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ends
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;------------------------------------------------------------------------------
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align 4
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proc init_cursor stdcall, dst:dword, src:dword
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locals
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rBase dd ?
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pQuad dd ?
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pBits dd ?
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pAnd dd ?
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width dd ?
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height dd ?
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counter dd ?
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endl
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mov esi, [src]
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add esi, [esi+18]
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mov eax, esi
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cmp [esi+BITMAPINFOHEADER.BitCount], 24
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je .img_24
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cmp [esi+BITMAPINFOHEADER.BitCount], 8
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je .img_8
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cmp [esi+BITMAPINFOHEADER.BitCount], 4
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je .img_4
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;--------------------------------------
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align 4
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.img_2:
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add eax, [esi]
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mov [pQuad], eax
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add eax, 8
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mov [pBits], eax
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add eax, 128
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mov [pAnd], eax
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mov eax, [esi+4]
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mov [width], eax
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mov ebx, [esi+8]
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shr ebx, 1
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mov [height], ebx
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mov edi, [dst]
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add edi, 32*31*4
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mov [rBase], edi
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mov esi, [pQuad]
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;--------------------------------------
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align 4
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.l21:
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mov ebx, [pBits]
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mov ebx, [ebx]
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bswap ebx
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mov eax, [pAnd]
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mov eax, [eax]
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bswap eax
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mov [counter], 32
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;--------------------------------------
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align 4
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@@:
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xor edx, edx
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shl eax, 1
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setc dl
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dec edx
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xor ecx, ecx
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shl ebx, 1
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setc cl
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mov ecx, [esi+ecx*4]
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and ecx, edx
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and edx, 0xFF000000
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or edx, ecx
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mov [edi], edx
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add edi, 4
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dec [counter]
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jnz @B
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add [pBits], 4
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add [pAnd], 4
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mov edi, [rBase]
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sub edi, 128
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mov [rBase], edi
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sub [height], 1
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jnz .l21
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ret
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;--------------------------------------
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align 4
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.img_4:
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add eax, [esi]
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mov [pQuad], eax
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add eax, 64
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mov [pBits], eax
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add eax, 0x200
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mov [pAnd], eax
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mov eax, [esi+4]
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mov [width], eax
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mov ebx, [esi+8]
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shr ebx, 1
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mov [height], ebx
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mov edi, [dst]
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add edi, 32*31*4
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mov [rBase], edi
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mov esi, [pQuad]
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mov ebx, [pBits]
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;--------------------------------------
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align 4
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.l4:
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mov eax, [pAnd]
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mov eax, [eax]
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bswap eax
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mov [counter], 16
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;--------------------------------------
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align 4
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@@:
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xor edx, edx
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shl eax, 1
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setc dl
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dec edx
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movzx ecx, byte [ebx]
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and cl, 0xF0
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shr ecx, 2
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mov ecx, [esi+ecx]
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and ecx, edx
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and edx, 0xFF000000
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or edx, ecx
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mov [edi], edx
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xor edx, edx
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shl eax, 1
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setc dl
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dec edx
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movzx ecx, byte [ebx]
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and cl, 0x0F
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mov ecx, [esi+ecx*4]
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and ecx, edx
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and edx, 0xFF000000
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or edx, ecx
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mov [edi+4], edx
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inc ebx
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add edi, 8
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dec [counter]
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jnz @B
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add [pAnd], 4
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mov edi, [rBase]
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sub edi, 128
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mov [rBase], edi
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sub [height], 1
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jnz .l4
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ret
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;--------------------------------------
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align 4
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.img_8:
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add eax, [esi]
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mov [pQuad], eax
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add eax, 1024
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mov [pBits], eax
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add eax, 1024
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mov [pAnd], eax
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mov eax, [esi+4]
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mov [width], eax
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mov ebx, [esi+8]
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shr ebx, 1
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mov [height], ebx
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mov edi, [dst]
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add edi, 32*31*4
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mov [rBase], edi
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mov esi, [pQuad]
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mov ebx, [pBits]
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;--------------------------------------
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align 4
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.l81:
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mov eax, [pAnd]
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mov eax, [eax]
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bswap eax
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mov [counter], 32
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;--------------------------------------
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align 4
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@@:
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xor edx, edx
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shl eax, 1
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setc dl
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dec edx
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movzx ecx, byte [ebx]
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mov ecx, [esi+ecx*4]
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and ecx, edx
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and edx, 0xFF000000
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or edx, ecx
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mov [edi], edx
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inc ebx
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add edi, 4
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dec [counter]
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jnz @B
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add [pAnd], 4
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mov edi, [rBase]
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sub edi, 128
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mov [rBase], edi
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sub [height], 1
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jnz .l81
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ret
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;--------------------------------------
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align 4
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.img_24:
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add eax, [esi]
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mov [pQuad], eax
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add eax, 0xC00
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mov [pAnd], eax
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mov eax, [esi+BITMAPINFOHEADER.Width]
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mov [width], eax
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mov ebx, [esi+BITMAPINFOHEADER.Height]
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shr ebx, 1
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mov [height], ebx
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mov edi, [dst]
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add edi, 32*31*4
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mov [rBase], edi
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mov esi, [pAnd]
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mov ebx, [pQuad]
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;--------------------------------------
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align 4
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.row_24:
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mov eax, [esi]
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bswap eax
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mov [counter], 32
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;--------------------------------------
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align 4
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@@:
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xor edx, edx
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shl eax, 1
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setc dl
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dec edx
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mov ecx, [ebx]
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and ecx, 0x00FFFFFF
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and ecx, edx
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and edx, 0xFF000000
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or edx, ecx
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mov [edi], edx
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add ebx, 3
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add edi, 4
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dec [counter]
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jnz @B
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add esi, 4
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mov edi, [rBase]
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sub edi, 128
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mov [rBase], edi
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sub [height], 1
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jnz .row_24
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ret
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endp
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;------------------------------------------------------------------------------
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align 4
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proc set_cursor stdcall, hcursor:dword
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mov eax, [hcursor]
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cmp [eax+CURSOR.magic], 'CURS'
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jne .fail
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; cmp [eax+CURSOR.size], CURSOR_SIZE
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; jne .fail
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mov ebx, [current_slot]
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xchg eax, [ebx+APPDATA.cursor]
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jmp .end
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;--------------------------------------
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align 4
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.fail:
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mov eax, [def_cursor]
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mov ebx, [current_slot]
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xchg eax, [ebx+APPDATA.cursor]
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align 4
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.end:
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mov [redrawmouse_unconditional], 1
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call __sys_draw_pointer
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ret
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endp
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;------------------------------------------------------------------------------
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align 4
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; param
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; eax= pid
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; ebx= src
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; ecx= flags
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create_cursor:
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.src equ esp
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.flags equ esp+4
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.hcursor equ esp+8
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sub esp, 4 ;space for .hcursor
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push ecx
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push ebx
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mov ebx, eax
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mov eax, sizeof.CURSOR
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call create_kernel_object
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test eax, eax
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jz .fail
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mov [.hcursor], eax
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xor ebx, ebx
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mov [eax+CURSOR.magic], 'CURS'
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mov [eax+CURSOR.destroy], destroy_cursor
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mov [eax+CURSOR.hot_x], ebx
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mov [eax+CURSOR.hot_y], ebx
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stdcall kernel_alloc, 0x1000
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test eax, eax
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jz .fail
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mov edi, [.hcursor]
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mov [edi+CURSOR.base], eax
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mov esi, [.src]
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mov ebx, [.flags]
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cmp bx, LOAD_INDIRECT
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je .indirect
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movzx ecx, word [esi+10]
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movzx edx, word [esi+12]
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mov [edi+CURSOR.hot_x], ecx
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mov [edi+CURSOR.hot_y], edx
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stdcall init_cursor, eax, esi
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align 4
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.add_cursor:
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mov ecx, [.hcursor]
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lea ecx, [ecx+CURSOR.list_next]
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lea edx, [_display.cr_list.next]
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pushfd
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cli
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list_add ecx, edx ;list_add_tail(new, head)
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popfd
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mov eax, [.hcursor]
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cmp [_display.init_cursor], 0
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je .fail
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push eax
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call [_display.init_cursor]
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add esp, 4
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mov eax, [.hcursor]
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;--------------------------------------
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align 4
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.fail:
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add esp, 12
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ret
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;--------------------------------------
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align 4
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.indirect:
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shr ebx, 16
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movzx ecx, bh
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movzx edx, bl
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mov [edi+CURSOR.hot_x], ecx
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mov [edi+CURSOR.hot_y], edx
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xchg edi, eax
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mov ecx, 1024
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cld
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rep movsd
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jmp .add_cursor
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;------------------------------------------------------------------------------
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align 4
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proc load_cursor stdcall, src:dword, flags:dword
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locals
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handle dd ?
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endl
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xor eax, eax
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cmp [create_cursor], eax
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je .fail2
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mov [handle], eax
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cmp word [flags], LOAD_FROM_FILE
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jne @F
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stdcall load_file, [src]
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test eax, eax
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jz .fail
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mov [src], eax
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;--------------------------------------
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align 4
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@@:
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push ebx
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push esi
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push edi
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mov eax, [CURRENT_TASK]
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shl eax, 5
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mov eax, [CURRENT_TASK+eax+4]
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mov ebx, [src]
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mov ecx, [flags]
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call create_cursor ;eax, ebx, ecx
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mov [handle], eax
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cmp word [flags], LOAD_FROM_FILE
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jne .exit
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stdcall kernel_free, [src]
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;--------------------------------------
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align 4
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.exit:
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pop edi
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pop esi
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pop ebx
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;--------------------------------------
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align 4
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.fail:
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mov eax, [handle]
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;--------------------------------------
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align 4
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.fail2:
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ret
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endp
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;------------------------------------------------------------------------------
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align 4
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proc delete_cursor stdcall, hcursor:dword
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; DEBUGF 1,'K : delete_cursor %x\n', [hcursor]
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mov esi, [hcursor]
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cmp [esi+CURSOR.magic], 'CURS'
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jne .fail
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mov ebx, [CURRENT_TASK]
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shl ebx, 5
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mov ebx, [CURRENT_TASK+ebx+4]
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cmp ebx, [esi+CURSOR.pid]
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jne .fail
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mov ebx, [current_slot]
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cmp esi, [ebx+APPDATA.cursor]
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jne @F
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mov eax, [def_cursor]
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mov [ebx+APPDATA.cursor], eax
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;--------------------------------------
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align 4
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@@:
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mov eax, [hcursor]
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call [eax+APPOBJ.destroy]
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;--------------------------------------
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align 4
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.fail:
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ret
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endp
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;------------------------------------------------------------------------------
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align 4
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; param
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; eax= cursor
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destroy_cursor:
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push eax
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stdcall kernel_free, [eax+CURSOR.base]
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mov eax, [esp]
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lea eax, [eax+CURSOR.list_next]
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pushfd
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cli
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list_del eax
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popfd
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pop eax
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call destroy_kernel_object
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ret
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;------------------------------------------------------------------------------
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align 4
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select_cursor:
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mov eax, [esp+4]
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mov [_display.cursor], eax
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ret 4
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;------------------------------------------------------------------------------
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align 4
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proc restore_24 stdcall, x:dword, y:dword
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push ebx
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mov ebx, [cur_saved_base]
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mov edx, [cur.h]
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test edx, edx
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jz .ret
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push esi
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push edi
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mov esi, cur_saved_data
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mov ecx, [cur.w]
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lea ecx, [ecx+ecx*2]
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push ecx
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;--------------------------------------
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align 4
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@@:
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mov edi, ebx
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add ebx, [_display.lfb_pitch]
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mov ecx, [esp]
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rep movsb
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dec edx
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jnz @B
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pop ecx
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pop edi
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pop esi
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;--------------------------------------
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align 4
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.ret:
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pop ebx
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ret
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endp
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;------------------------------------------------------------------------------
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align 4
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proc restore_32 stdcall, x:dword, y:dword
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push ebx
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mov ebx, [cur_saved_base]
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mov edx, [cur.h]
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test edx, edx
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jz .ret
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push esi
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push edi
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mov esi, cur_saved_data
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;--------------------------------------
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align 4
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@@:
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mov edi, ebx
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add ebx, [_display.lfb_pitch]
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mov ecx, [cur.w]
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rep movsd
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dec edx
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jnz @B
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pop edi
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;--------------------------------------
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align 4
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.ret:
|
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pop esi
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pop ebx
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ret
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endp
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;------------------------------------------------------------------------------
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align 4
|
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proc restore_16 stdcall, x:dword, y:dword
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push ebx
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mov ebx, [cur_saved_base]
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mov edx, [cur.h]
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test edx, edx
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jz .ret
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push esi
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push edi
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|
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mov esi, cur_saved_data
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;--------------------------------------
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align 4
|
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@@:
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mov edi, ebx
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add ebx, [_display.lfb_pitch]
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|
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mov ecx, [cur.w]
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rep movsw
|
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dec edx
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jnz @B
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pop edi
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;--------------------------------------
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align 4
|
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.ret:
|
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pop esi
|
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pop ebx
|
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ret
|
|
endp
|
|
;------------------------------------------------------------------------------
|
|
align 4
|
|
proc move_cursor_24 stdcall, hcursor:dword, x:dword, y:dword
|
|
locals
|
|
h dd ?
|
|
_dx dd ?
|
|
_dy dd ?
|
|
endl
|
|
|
|
mov esi, [hcursor]
|
|
mov ecx, [x]
|
|
mov eax, [y]
|
|
; mov ebx, [BytesPerScanLine]
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|
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xor edx, edx
|
|
sub ecx, [esi+CURSOR.hot_x]
|
|
lea ebx, [ecx+32-1]
|
|
mov [x], ecx
|
|
sets dl
|
|
dec edx
|
|
and ecx, edx ;clip x to 0<=x
|
|
mov [cur.left], ecx
|
|
mov edi, ecx
|
|
sub edi, [x]
|
|
mov [_dx], edi
|
|
|
|
xor edx, edx
|
|
sub eax, [esi+CURSOR.hot_y]
|
|
lea edi, [eax+32-1]
|
|
mov [y], eax
|
|
sets dl
|
|
dec edx
|
|
and eax, edx ;clip y to 0<=y
|
|
mov [cur.top], eax
|
|
mov edx, eax
|
|
sub edx, [y]
|
|
mov [_dy], edx
|
|
|
|
; mul dword [BytesPerScanLine]
|
|
mov eax, [BPSLine_calc_area+eax*4]
|
|
lea edx, [LFB_BASE+ecx*3]
|
|
add edx, eax
|
|
mov [cur_saved_base], edx
|
|
|
|
cmp ebx, [_display.width]
|
|
jb @F
|
|
mov ebx, [_display.width]
|
|
;--------------------------------------
|
|
align 4
|
|
@@:
|
|
cmp edi, [_display.height]
|
|
jb @F
|
|
mov edi, [_display.height]
|
|
;--------------------------------------
|
|
align 4
|
|
@@:
|
|
|
|
sub ebx, [x]
|
|
sub edi, [y]
|
|
sub ebx, [_dx]
|
|
sub edi, [_dy]
|
|
|
|
mov [cur.w], ebx
|
|
mov [cur.h], edi
|
|
mov [h], edi
|
|
|
|
mov eax, edi
|
|
mov edi, cur_saved_data
|
|
;--------------------------------------
|
|
align 4
|
|
@@:
|
|
mov esi, edx
|
|
add edx, [_display.lfb_pitch]
|
|
mov ecx, [cur.w]
|
|
lea ecx, [ecx+ecx*2]
|
|
rep movsb
|
|
dec eax
|
|
jnz @B
|
|
|
|
;draw cursor
|
|
mov ebx, [cur_saved_base]
|
|
mov eax, [_dy]
|
|
shl eax, 5
|
|
add eax, [_dx]
|
|
|
|
mov esi, [hcursor]
|
|
mov esi, [esi+CURSOR.base]
|
|
lea edx, [esi+eax*4]
|
|
;--------------------------------------
|
|
align 4
|
|
.row:
|
|
mov ecx, [cur.w]
|
|
mov esi, edx
|
|
mov edi, ebx
|
|
add edx, 32*4
|
|
add ebx, [_display.lfb_pitch]
|
|
;--------------------------------------
|
|
align 4
|
|
.pix:
|
|
lodsd
|
|
test eax, 0xFF000000
|
|
jz @F
|
|
mov [edi], ax
|
|
shr eax, 16
|
|
mov [edi+2], al
|
|
;--------------------------------------
|
|
align 4
|
|
@@:
|
|
add edi, 3
|
|
dec ecx
|
|
jnz .pix
|
|
|
|
dec [h]
|
|
jnz .row
|
|
ret
|
|
endp
|
|
;------------------------------------------------------------------------------
|
|
align 4
|
|
proc move_cursor_32 stdcall, hcursor:dword, x:dword, y:dword
|
|
locals
|
|
h dd ?
|
|
_dx dd ?
|
|
_dy dd ?
|
|
endl
|
|
|
|
mov esi, [hcursor]
|
|
mov ecx, [x]
|
|
mov eax, [y]
|
|
|
|
xor edx, edx
|
|
sub ecx, [esi+CURSOR.hot_x]
|
|
lea ebx, [ecx+32-1]
|
|
mov [x], ecx
|
|
sets dl
|
|
dec edx
|
|
and ecx, edx ;clip x to 0<=x
|
|
mov [cur.left], ecx
|
|
mov edi, ecx
|
|
sub edi, [x]
|
|
mov [_dx], edi
|
|
|
|
xor edx, edx
|
|
sub eax, [esi+CURSOR.hot_y]
|
|
lea edi, [eax+32-1]
|
|
mov [y], eax
|
|
sets dl
|
|
dec edx
|
|
and eax, edx ;clip y to 0<=y
|
|
mov [cur.top], eax
|
|
mov edx, eax
|
|
sub edx, [y]
|
|
mov [_dy], edx
|
|
|
|
; mul dword [BytesPerScanLine]
|
|
mov eax, [BPSLine_calc_area+eax*4]
|
|
lea edx, [LFB_BASE+eax+ecx*4]
|
|
mov [cur_saved_base], edx
|
|
|
|
cmp ebx, [_display.width]
|
|
jb @F
|
|
mov ebx, [_display.width]
|
|
;--------------------------------------
|
|
align 4
|
|
@@:
|
|
cmp edi, [_display.height]
|
|
jb @F
|
|
mov edi, [_display.height]
|
|
;--------------------------------------
|
|
align 4
|
|
@@:
|
|
sub ebx, [x]
|
|
sub edi, [y]
|
|
sub ebx, [_dx]
|
|
sub edi, [_dy]
|
|
|
|
mov [cur.w], ebx
|
|
mov [cur.h], edi
|
|
mov [h], edi
|
|
|
|
mov eax, edi
|
|
mov edi, cur_saved_data
|
|
;--------------------------------------
|
|
align 4
|
|
@@:
|
|
mov esi, edx
|
|
add edx, [_display.lfb_pitch]
|
|
mov ecx, [cur.w]
|
|
rep movsd
|
|
dec eax
|
|
jnz @B
|
|
|
|
;draw cursor
|
|
mov ebx, [cur_saved_base]
|
|
mov eax, [_dy]
|
|
shl eax, 5
|
|
add eax, [_dx]
|
|
|
|
mov esi, [hcursor]
|
|
mov esi, [esi+CURSOR.base]
|
|
lea edx, [esi+eax*4]
|
|
;--------------------------------------
|
|
align 4
|
|
.row:
|
|
mov ecx, [cur.w]
|
|
mov esi, edx
|
|
mov edi, ebx
|
|
add edx, 32*4
|
|
add ebx, [_display.lfb_pitch]
|
|
;--------------------------------------
|
|
align 4
|
|
.pix:
|
|
lodsd
|
|
test eax, 0xFF000000
|
|
jz @F
|
|
mov [edi], eax
|
|
;--------------------------------------
|
|
align 4
|
|
@@:
|
|
add edi, 4
|
|
dec ecx
|
|
jnz .pix
|
|
|
|
dec [h]
|
|
jnz .row
|
|
ret
|
|
endp
|
|
;------------------------------------------------------------------------------
|
|
align 4
|
|
proc move_cursor_16 stdcall, hcursor:dword, x:dword, y:dword
|
|
locals
|
|
h dd ?
|
|
_dx dd ?
|
|
_dy dd ?
|
|
endl
|
|
|
|
mov esi, [hcursor]
|
|
mov ecx, [x]
|
|
mov eax, [y]
|
|
|
|
xor edx, edx
|
|
sub ecx, [esi+CURSOR.hot_x]
|
|
lea ebx, [ecx+32-1]
|
|
mov [x], ecx
|
|
sets dl
|
|
dec edx
|
|
and ecx, edx ;clip x to 0<=x
|
|
mov [cur.left], ecx
|
|
mov edi, ecx
|
|
sub edi, [x]
|
|
mov [_dx], edi
|
|
|
|
xor edx, edx
|
|
sub eax, [esi+CURSOR.hot_y]
|
|
lea edi, [eax+32-1]
|
|
mov [y], eax
|
|
sets dl
|
|
dec edx
|
|
and eax, edx ;clip y to 0<=y
|
|
mov [cur.top], eax
|
|
mov edx, eax
|
|
sub edx, [y]
|
|
mov [_dy], edx
|
|
|
|
; mul dword [BytesPerScanLine]
|
|
mov eax, [BPSLine_calc_area+eax*4]
|
|
lea edx, [LFB_BASE+eax+ecx*2]
|
|
mov [cur_saved_base], edx
|
|
|
|
cmp ebx, [_display.width]
|
|
jb @F
|
|
mov ebx, [_display.width]
|
|
;--------------------------------------
|
|
align 4
|
|
@@:
|
|
cmp edi, [_display.height]
|
|
jb @F
|
|
mov edi, [_display.height]
|
|
;--------------------------------------
|
|
align 4
|
|
@@:
|
|
sub ebx, [x]
|
|
sub edi, [y]
|
|
sub ebx, [_dx]
|
|
sub edi, [_dy]
|
|
|
|
mov [cur.w], ebx
|
|
mov [cur.h], edi
|
|
mov [h], edi
|
|
|
|
mov eax, edi
|
|
mov edi, cur_saved_data
|
|
;--------------------------------------
|
|
align 4
|
|
@@:
|
|
mov esi, edx
|
|
add edx, [_display.lfb_pitch]
|
|
mov ecx, [cur.w]
|
|
|
|
rep movsw
|
|
dec eax
|
|
jnz @B
|
|
|
|
;draw cursor
|
|
mov ebx, [cur_saved_base]
|
|
mov eax, [_dy]
|
|
shl eax, 5
|
|
add eax, [_dx]
|
|
|
|
mov esi, [hcursor]
|
|
mov esi, [esi+CURSOR.base]
|
|
lea edx, [esi+eax*4]
|
|
;--------------------------------------
|
|
align 4
|
|
.row:
|
|
mov ecx, [cur.w]
|
|
mov esi, edx
|
|
mov edi, ebx
|
|
add edx, 32*4
|
|
add ebx, [_display.lfb_pitch]
|
|
;--------------------------------------
|
|
align 4
|
|
.pix:
|
|
lodsd
|
|
test eax, 0xFF000000
|
|
jz @F
|
|
; convert to 16 bpp and store to real LFB
|
|
and eax, 00000000111110001111110011111000b
|
|
shr ah, 2
|
|
shr ax, 3
|
|
ror eax, 8
|
|
add al, ah
|
|
rol eax, 8
|
|
mov [edi], ax
|
|
;--------------------------------------
|
|
align 4
|
|
@@:
|
|
add edi, 2
|
|
dec ecx
|
|
jnz .pix
|
|
|
|
dec [h]
|
|
jnz .row
|
|
ret
|
|
endp
|
|
;------------------------------------------------------------------------------
|
|
align 4
|
|
check_mouse_area_for_getpixel_new:
|
|
; in:
|
|
; eax = x
|
|
; ebx = y
|
|
; out:
|
|
; ecx = new color
|
|
;--------------------------------------
|
|
; check for Y
|
|
cmp bx, [Y_UNDER_subtraction_CUR_hot_y]
|
|
jb .no_mouse_area
|
|
|
|
cmp bx, [Y_UNDER_sub_CUR_hot_y_add_curh]
|
|
jae .no_mouse_area
|
|
;--------------------------------------
|
|
; check for X
|
|
cmp ax, [X_UNDER_subtraction_CUR_hot_x]
|
|
jb .no_mouse_area
|
|
|
|
cmp ax, [X_UNDER_sub_CUR_hot_x_add_curh]
|
|
jae .no_mouse_area
|
|
;--------------------------------------
|
|
push eax ebx
|
|
; offset X
|
|
movzx ecx, word [X_UNDER_subtraction_CUR_hot_x]
|
|
sub eax, ecx ; x1
|
|
; offset Y
|
|
movzx ecx, word [Y_UNDER_subtraction_CUR_hot_y]
|
|
sub ebx, ecx ; y1
|
|
;--------------------------------------
|
|
; ebx = offset y
|
|
; eax = offset x
|
|
imul ebx, [cur.w] ;y
|
|
add eax, ebx
|
|
mov ebx, eax
|
|
shl eax, 2
|
|
cmp byte [_display.bits_per_pixel], 32
|
|
je @f
|
|
sub eax, ebx
|
|
cmp byte [_display.bits_per_pixel], 24
|
|
je @f
|
|
sub eax, ebx
|
|
;--------------------------------------
|
|
align 4
|
|
@@:
|
|
add eax, cur_saved_data
|
|
mov ecx, [eax]
|
|
and ecx, 0xffffff
|
|
add ecx, 0xff000000
|
|
pop ebx eax
|
|
ret
|
|
;--------------------------------------
|
|
align 4
|
|
.no_mouse_area:
|
|
xor ecx, ecx
|
|
ret
|
|
;-----------------------------------------------------------------------------
|
|
align 4
|
|
check_mouse_area_for_putpixel_new:
|
|
; in:
|
|
; ecx = x shl 16 + y
|
|
; eax = color
|
|
; out:
|
|
; eax = new color
|
|
;--------------------------------------
|
|
; check for Y
|
|
cmp cx, [Y_UNDER_sub_CUR_hot_y_add_curh]
|
|
jae .no_mouse_area
|
|
|
|
sub cx, [Y_UNDER_subtraction_CUR_hot_y]
|
|
jb .no_mouse_area
|
|
|
|
rol ecx, 16
|
|
;--------------------------------------
|
|
; check for X
|
|
cmp cx, [X_UNDER_sub_CUR_hot_x_add_curh]
|
|
jae .no_mouse_area
|
|
|
|
sub cx, [X_UNDER_subtraction_CUR_hot_x]
|
|
jb .no_mouse_area
|
|
|
|
ror ecx, 16
|
|
;--------------------------------------
|
|
align 4
|
|
.1:
|
|
push eax
|
|
;--------------------------------------
|
|
; ecx = (offset x) shl 16 + (offset y)
|
|
push ebx
|
|
mov ebx, ecx
|
|
shr ebx, 16 ; x
|
|
and ecx, 0xffff ; y
|
|
|
|
cmp ecx, [cur.h]
|
|
jae @f
|
|
|
|
cmp ebx, [cur.w]
|
|
jb .ok
|
|
;--------------------------------------
|
|
align 4
|
|
@@:
|
|
; DEBUGF 1, "K : SHIT HAPPENS: %x %x \n", ecx,ebx
|
|
pop ebx
|
|
jmp .sh ; SORRY! SHIT HAPPENS!
|
|
;--------------------------------------
|
|
align 4
|
|
.ok:
|
|
; ecx = offset y
|
|
; ebx = offset x
|
|
push ebx ecx
|
|
imul ecx, [cur.w] ;y
|
|
add ecx, ebx
|
|
mov ebx, ecx
|
|
shl ecx, 2
|
|
cmp byte [_display.bits_per_pixel], 16
|
|
je .16
|
|
cmp byte [_display.bits_per_pixel], 24
|
|
je .24
|
|
and eax, 0xFFFFFF
|
|
mov [ecx + cur_saved_data], eax ;store new color to
|
|
jmp @f
|
|
;--------------------------------------
|
|
align 4
|
|
.16:
|
|
sub ecx, ebx
|
|
sub ecx, ebx
|
|
; convert to 16 bpp and store to real LFB
|
|
and eax, 00000000111110001111110011111000b
|
|
shr ah, 2
|
|
shr ax, 3
|
|
ror eax, 8
|
|
add al, ah
|
|
rol eax, 8
|
|
mov [ecx + cur_saved_data], ax ;store new color to
|
|
jmp @f
|
|
;--------------------------------------
|
|
align 4
|
|
.24:
|
|
sub ecx, ebx
|
|
mov [ecx + cur_saved_data], ax ;store new color to
|
|
shr eax, 16
|
|
mov [ecx + cur_saved_data + 2], al ;store new color to
|
|
;--------------------------------------
|
|
align 4
|
|
@@:
|
|
pop ecx ebx
|
|
|
|
shl ecx, 5
|
|
add ecx, ebx
|
|
|
|
mov eax, [current_cursor]
|
|
mov eax, [eax+CURSOR.base]
|
|
lea eax, [eax+ecx*4]
|
|
mov eax, [eax]
|
|
|
|
pop ebx
|
|
|
|
test eax, 0xFF000000
|
|
jz @f
|
|
|
|
add esp, 4
|
|
ret
|
|
;--------------------------------------
|
|
align 4
|
|
.sh:
|
|
mov ecx, -1
|
|
;--------------------------------------
|
|
align 4
|
|
@@:
|
|
pop eax
|
|
;--------------------------------------
|
|
align 4
|
|
.no_mouse_area:
|
|
ret
|
|
;------------------------------------------------------------------------------
|
|
align 4
|
|
get_display:
|
|
mov eax, _display
|
|
ret
|
|
;------------------------------------------------------------------------------
|
|
align 4
|
|
init_display:
|
|
xor eax, eax
|
|
mov edi, _display
|
|
|
|
mov [edi+display_t.init_cursor], eax
|
|
mov [edi+display_t.select_cursor], eax
|
|
mov [edi+display_t.show_cursor], eax
|
|
mov [edi+display_t.move_cursor], eax
|
|
mov [edi+display_t.restore_cursor], eax
|
|
|
|
lea ecx, [edi+display_t.cr_list.next]
|
|
mov [edi+display_t.cr_list.next], ecx
|
|
mov [edi+display_t.cr_list.prev], ecx
|
|
|
|
cmp [SCR_MODE], word 0x13
|
|
jbe .fail
|
|
|
|
test word [SCR_MODE], 0x4000
|
|
jz .fail
|
|
|
|
mov ebx, restore_32
|
|
mov ecx, move_cursor_32
|
|
mov edx, Vesa20_putpixel32_new
|
|
mov eax, [_display.bits_per_pixel]
|
|
cmp al, 32
|
|
jne .not_32bpp
|
|
|
|
.set:
|
|
mov [_display.select_cursor], select_cursor
|
|
mov [_display.move_cursor], ecx
|
|
mov [_display.restore_cursor], ebx
|
|
mov [_display.check_mouse], check_mouse_area_for_putpixel_new
|
|
mov [_display.check_m_pixel], check_mouse_area_for_getpixel_new
|
|
|
|
cmp [PUTPIXEL], dword VGA_putpixel
|
|
je @f
|
|
mov [PUTPIXEL], edx
|
|
@@:
|
|
stdcall load_cursor, clock_arrow, dword LOAD_FROM_MEM
|
|
mov [def_cursor_clock], eax
|
|
stdcall load_cursor, def_arrow, dword LOAD_FROM_MEM
|
|
mov [def_cursor], eax
|
|
ret
|
|
|
|
.not_32bpp:
|
|
cmp al, 24
|
|
jne .not_24bpp
|
|
|
|
mov ebx, restore_24
|
|
mov ecx, move_cursor_24
|
|
mov edx, Vesa20_putpixel24_new
|
|
jmp .set
|
|
|
|
.not_24bpp:
|
|
cmp al, 16
|
|
jne .not_16bpp
|
|
mov ebx, restore_16
|
|
mov ecx, move_cursor_16
|
|
mov edx, Vesa20_putpixel16_new
|
|
jmp .set
|
|
|
|
.not_16bpp:
|
|
; cmp al, 15
|
|
; jne .fail
|
|
; mov ebx, restore_15
|
|
; mov ecx, move_cursor_15
|
|
; mov edx, Vesa20_putpixel15_new
|
|
; jmp .set
|
|
|
|
.fail:
|
|
xor eax, eax
|
|
mov [_display.select_cursor], eax
|
|
mov [_display.move_cursor], eax
|
|
ret
|
|
;------------------------------------------------------------------------------
|
|
align 4
|
|
def_arrow:
|
|
file 'arrow.cur'
|
|
;------------------------------------------------------------------------------
|
|
align 4
|
|
clock_arrow:
|
|
file 'arrow_clock.cur'
|
|
;------------------------------------------------------------------------------
|
|
|