139 lines
2.8 KiB
C
139 lines
2.8 KiB
C
#ifndef INCLUDE_DRAW_BUF_H
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#define INCLUDE_DRAW_BUF_H
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#print "[include <draw_buf.h>]\n"
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#ifndef INCLUDE_KOLIBRI_H
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#include "../lib/kolibri.h"
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#endif
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unsigned buf_data;
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struct DrawBufer {
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unsigned bufx, bufy, bufw, bufh;
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byte zoom;
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void Init();
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void Show();
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void Fill();
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void Skew();
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void DrawBar();
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void PutPixel();
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void AlignCenter();
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void AlignRight();
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};
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void DrawBufer::Init(int i_bufx, i_bufy, i_bufw, i_bufh)
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{
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if (!zoom) zoom = 1;
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bufx = i_bufx;
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bufy = i_bufy;
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bufw = i_bufw * zoom;
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bufh = i_bufh * zoom;
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free(buf_data);
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buf_data = malloc(bufw * bufh * 4 + 8);
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ESDWORD[buf_data] = bufw;
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ESDWORD[buf_data+4] = bufh;
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}
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void DrawBufer::Fill(unsigned fill_color)
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{
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unsigned i;
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unsigned max_i = bufw * bufh * 4 + buf_data + 8;
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for (i=buf_data+8; i<max_i; i+=4) ESDWORD[i] = fill_color;
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}
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void DrawBufer::DrawBar(unsigned x, y, w, h, color)
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{
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int i, j;
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for (j=0; j<h; j++)
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{
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for (i = y+j*bufw+x*4+8+buf_data; i<y+j*bufw+x+w*4+8+buf_data; i+=4) ESDWORD[i] = color;
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}
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}
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void DrawBufer::PutPixel(unsigned x, y, color)
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{
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int pos = y*bufw+x*4+8+buf_data;
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ESDWORD[pos] = color;
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}
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char shift[]={8,8,4,4};
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void DrawBufer::Skew(unsigned x, y, w, h)
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{
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int i, j;
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for (j=0; j<=3; j++)
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{
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for (i = y+j*bufw+x+w+h*4; i>y+j*bufw+x+h-12*4 ; i-=4)
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ESDWORD[buf_data+i+8] = ESDWORD[-shift[j]+buf_data+i+8];
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}
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}
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void DrawBufer::AlignRight(unsigned x,y,w,h, content_width)
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{
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int i, j, l;
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int content_left = w - content_width / 2;
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for (j=0; j<h; j++)
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{
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for (i=j*w+w-x*4, l=j*w+content_width+x*4; (i>=j*w+content_left*4) && (l>=j*w*4); i-=4, l-=4)
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{
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ESDWORD[buf_data+8+i] >< ESDWORD[buf_data+8+l];
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}
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}
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}
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void DrawBufer::AlignCenter(unsigned x,y,w,h, content_width)
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{
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int i, j, l;
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int content_left = w - content_width / 2;
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for (j=0; j<h; j++)
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{
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for (i=j*w+content_width+content_left*4, l=j*w+content_width+x*4; (i>=j*w+content_left*4) && (l>=j*w*4); i-=4, l-=4)
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{
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ESDWORD[buf_data+8+i] >< ESDWORD[buf_data+8+l];
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}
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}
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}
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/*
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void DrawBufer::Zoom2x()
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{
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int i, s;
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unsigned point_x, max_i, zline_w, s_inc;
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point_x = 0;
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max_i = bufw * bufh * 4 + buf_data+8;
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s_inc = zoom * 4;
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zline_w = zbufw * 4;
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for (i=buf_data+8, s=zbuf_data+8; i<max_i; i+=4, s+= s_inc) {
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ESDWORD[s] = ESDWORD[i];
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ESDWORD[s+4] = ESDWORD[i];
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ESDWORD[s+zline_w] = ESDWORD[i];
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ESDWORD[s+zline_w+4] = ESDWORD[i];
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if (zoom==3)
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{
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ESDWORD[s+8] = ESDWORD[i];
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ESDWORD[zline_w+s+8] = ESDWORD[i];
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ESDWORD[zline_w*2+s] = ESDWORD[i];
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ESDWORD[zline_w*2+s+4] = ESDWORD[i];
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ESDWORD[zline_w*2+s+8] = ESDWORD[i];
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}
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point_x++;
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if (point_x >= bufw)
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{
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s += zoom - 1 * zline_w;
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point_x = 0;
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}
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}
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}
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*/
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void DrawBufer::Show()
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{
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PutPaletteImage(buf_data+8, bufw, bufh, bufx, bufy, 32, 0);
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}
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#endif |