forked from KolibriOS/kolibrios
zSea - background image to the proportional stretching with inscribing
git-svn-id: svn://kolibrios.org@2236 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
Marat Zakiyanov (Mario79)
parent
1a1680f416
commit
7f3443a0b9
@ -43,8 +43,8 @@ background:
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ret
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;---------------------------------------------------------------------
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.stretch_crop:
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; cmp [bgrmode],dword 3
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; jne .stretch_inscribe
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cmp [bgrmode],dword 3
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jne .stretch_inscribe
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xor eax,eax
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mov [stretch_start_coordinates],eax
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@ -120,7 +120,186 @@ background:
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call [Scaling_Start]
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call background_1
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ret
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;---------------------------------------------------------------------
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.stretch_inscribe:
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xor eax,eax
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mov [stretch_start_coordinates],eax
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mcall 14
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mov ebx,eax
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and eax,0xffff
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inc eax
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mov [screen_high],eax
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shr ebx,16
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inc ebx
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mov [screen_width],ebx
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xchg eax,ebx
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call calculate_relation
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mov [screen_relation],eax
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mov eax,[img_width]
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mov ebx,[img_high]
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call calculate_relation
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mov [picture_relation],eax
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cmp eax,[screen_relation]
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ja @f
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; Y = Yimg
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; X = Yimg*Xscreen/Yscreen
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mov eax,[screen_high] ;[img_high]
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mov [stretch_img_high],eax
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mov eax,[screen_high] ;[img_high]
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imul eax,dword [img_width] ;[screen_width]
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mov ebx,[img_high] ;[screen_high]
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call integer_division
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mov [stretch_img_width],eax
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jmp .continue_1
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@@:
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; X = Ximg
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; Y = Ximg*Yscreen/Xscreen
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mov eax,[screen_width] ;[img_width]
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mov [stretch_img_width],eax
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mov eax,[screen_width] ;[img_width]
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imul eax,dword [img_high] ;[screen_high]
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mov ebx,[img_width] ;[screen_width]
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call integer_division
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mov [stretch_img_high],eax
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.continue_1:
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; mov ebx,[screen_width]
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; shl ebx,16
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; add ebx,[screen_high]
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mov ebx,[stretch_img_width]
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shl ebx,16
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add ebx,[stretch_img_high]
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push dword 0 ; eax - crop size
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push dword 0 ; edi - background color
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push dword 1 ; esi - filtering
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push dword 0 ; edx - scaling mode
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push dword [stretch_start_coordinates] ; ecx - start_coordinates
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push ebx ; ebx - new_size
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push dword image_file ; eax - convert data table
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call [Scaling_Start]
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mov eax,[raw_pointer_2]
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mov [crop_raw_pointer],eax
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mov [crop_raw_pointer_2],eax
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mov eax,[raw_pointer_2]
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mov eax,[eax+12] ;overall depth of the pixel
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cmp al,24
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je @f
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push dword crop_image_file
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call [convert_Conv_24b]
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mov ecx,[raw_pointer_2]
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mcall 68,13
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@@:
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mov ecx,[screen_width]
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imul ecx,[screen_high]
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lea ecx,[ecx*3]
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add ecx,44
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; mcall 68,20,,[crop_raw_pointer_2]
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; mov [crop_raw_pointer_2],eax
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mov eax,[crop_raw_pointer_2]
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mov [crop_raw_pointer],eax
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mcall 68,12
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mov [crop_raw_pointer_2],eax
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; fill of color
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sub ecx,44
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mov edi,eax
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add edi,44
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mov eax,0xaaaaaa
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cld
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@@:
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stosb
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ror eax,8
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stosb
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ror eax,8
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stosb
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rol eax,16
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sub ecx,2
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loop @b
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; copy of data
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mov eax,[screen_width]
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sub eax,[stretch_img_width]
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mov ebx,eax
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lea eax,[eax*3]
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shr ebx,1
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lea ebx,[ebx*3]
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mov edi,[screen_high]
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sub edi,[stretch_img_high]
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shr edi,1
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imul edi,[screen_width]
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lea edi,[edi*3]
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add edi,[crop_raw_pointer_2]
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add edi,44
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add edi,ebx
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mov esi,[crop_raw_pointer]
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add esi,44
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mov ebx,[stretch_img_width]
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lea ebx,[ebx*3]
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mov ecx,[stretch_img_high]
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@@:
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push ecx
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mov ecx,ebx
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rep movsb
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pop ecx
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add edi,eax
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loop @b
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; header
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mov esi,[crop_raw_pointer]
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mov edi,[crop_raw_pointer_2]
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mov ecx,44/4
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rep stosd
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mcall 68,13,[crop_raw_pointer]
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;set the background
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mov eax,[crop_raw_pointer_2]
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mov ebx,[screen_width]
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mov [eax+4],ebx
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mov ebx,[screen_high]
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mov [eax+8],ebx
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mov ecx,[screen_width] ; øèðèíà
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test ecx,ecx
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jz @f
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mov edx,[screen_high] ; âûñîòà
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test edx,edx
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jz @f
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mcall 15,1 ; set size
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mov esi,ecx
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imul esi,edx
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lea esi,[esi*3]
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xor edx,edx
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mov ecx,[crop_raw_pointer_2]
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add ecx,44
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mcall 15,5 ;15,5 set data
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xor ecx,ecx
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inc ecx
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mcall 15,4 ; 15,4 set mode
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dec ebx ; 15,3 redraw background
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mcall
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@@:
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mcall 68,13,[crop_raw_pointer_2]
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ret
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;---------------------------------------------------------------------
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call_to_calculate_stretch_start_coordinates_X:
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dd calculate_stretch_start_coordinates_XL
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@ -168,9 +347,6 @@ calculate_stretch_start_coordinates_YD:
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inc ecx
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jmp calculate_stretch_start_coordinates_YC.1
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;---------------------------------------------------------------------
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;.stretch_inscribe:
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; ret
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;---------------------------------------------------------------------
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background_1:
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mov ecx,[screen_width] ;[crop_img_width] ; øèðèíà
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test ecx,ecx
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@ -179,7 +355,7 @@ background_1:
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test edx,edx
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jz .end
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mcall 15,1 ; set size
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.1:
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mov esi,ecx
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imul esi,edx
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lea esi,[esi*3]
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