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Import the WIP CPC-Mode5 code from the sourcearchive

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git-svn-id: svn://pulkomandy.tk/GrafX2/branches/cpcmode5@1718 416bcca6-2ee7-4201-b75f-2eb2f807beb1
This commit is contained in:
Adrien Destugues
2011-02-13 21:20:45 +00:00
parent b42bd0afad
commit 4e60f5ad74
18 changed files with 1031 additions and 154 deletions
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109
src/brush.c
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@@ -125,14 +125,119 @@ void Display_paintbrush(short x,short y,byte color,byte is_preview)
byte temp_color; // color de la brosse en cours d'affichage
int position;
byte * temp;
byte old_color;
if (is_preview==0 || Mouse_K==0) // pas de curseur si on est en preview et
// en train de cliquer
if (is_preview && Mouse_K) // pas de curseur si on est en preview et
return; // en train de cliquer
if (Main_current_layer < 4)
{
if (is_preview)
goto single_pixel;
else
{
// Flood-fill the enclosing area
if (x<Main_image_width && y<Main_image_height && x>= 0 && y >= 0
&& (color=Effect_function(x,y,color)) != (old_color=Read_pixel_from_current_layer(x,y))
&& (!((Stencil_mode) && (Stencil[old_color])))
&& (!((Mask_mode) && (Mask_table[Read_pixel_from_spare_screen(x,y)])))
)
{
short min_x,width,min_y,height;
short xx,yy;
// determine area
switch(Main_current_layer)
{
case 0:
default:
// Full layer
min_x=0;
min_y=0;
width=Main_image_width;
height=Main_image_height;
break;
case 1:
case 2:
// Line
min_x=0;
min_y=y;
width=Main_image_width;
height=1;
break;
case 3:
// Segment
min_x=x / 48 * 48;
min_y=y;
width=48;
height=1;
break;
//case 4:
// // 8x8
// min_x=x / 8 * 8;
// min_y=y / 8 * 8;
// width=8;
// height=8;
// break;
}
// Clip the bottom edge.
// (Necessary if image height is not a multiple)
if (min_y+height>=Main_image_height)
height=Main_image_height-min_y;
// Clip the right edge.
// (Necessary if image width is not a multiple)
if (min_x+width>=Main_image_width)
width=Main_image_width-min_x;
for (yy=min_y; yy<min_y+height; yy++)
for (xx=min_x; xx<min_x+width; xx++)
{
Pixel_in_current_screen(xx,yy,color,0);
}
// Feedback
// This part is greatly taken from Hide_paintbrush()
Compute_clipped_dimensions(&min_x,&min_y,&width,&height);
if ( (width>0) && (height>0) )
Clear_brush(min_x-Main_offset_X,
min_y-Main_offset_Y,
0,0,
width,height,0,
Main_image_width);
if (Main_magnifier_mode != 0)
{
Compute_clipped_dimensions_zoom(&min_x,&min_y,&width,&height);
xx=min_x;
yy=min_y;
if ( (width>0) && (height>0) )
{
// Corrections dues au Zoom:
min_x=(min_x-Main_magnifier_offset_X)*Main_magnifier_factor;
min_y=(min_y-Main_magnifier_offset_Y)*Main_magnifier_factor;
height=min_y+(height*Main_magnifier_factor);
if (height>Menu_Y)
height=Menu_Y;
Clear_brush_scaled(Main_X_zoom+min_x,min_y,
xx,yy,
width,height,0,
Main_image_width,
Horizontal_line_buffer);
}
}
// End of graphic feedback
}
}
return;
}
switch (Paintbrush_shape)
{
case PAINTBRUSH_SHAPE_NONE : // No paintbrush. for colorpicker for example
break;
case PAINTBRUSH_SHAPE_POINT : // !!! TOUJOURS EN PREVIEW !!!
single_pixel:
if ( (Paintbrush_X>=Limit_left)
&& (Paintbrush_X<=Limit_right)
&& (Paintbrush_Y>=Limit_top)