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Fixed stupid bug making the zoom drift to bottom right corner of the picture.

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git-svn-id: svn://pulkomandy.tk/GrafX2/trunk@1292 416bcca6-2ee7-4201-b75f-2eb2f807beb1
This commit is contained in:
Adrien Destugues 2010-02-01 19:31:32 +00:00
parent 56785bd94e
commit 59f2c45c43
1 changed files with 7 additions and 7 deletions
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14
windows.c
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@ -1743,12 +1743,12 @@ void Change_magnifier_factor(byte factor_index)
// Values that need to be computed before switching to the new zoom factor // Values that need to be computed before switching to the new zoom factor
if (Cursor_in_menu || !Main_magnifier_mode) if (Cursor_in_menu || !Main_magnifier_mode)
{ {
center_x=Main_magnifier_offset_X+(Main_magnifier_width>>1); center_x = Main_magnifier_offset_X + (Main_magnifier_width / 2);
center_y=Main_magnifier_offset_Y+(Main_magnifier_height>>1); center_y = Main_magnifier_offset_Y + (Main_magnifier_height / 2);
} else { } else {
// Zoom to cursor // Zoom to cursor
center_x = (Paintbrush_X - Main_magnifier_offset_X) / (float)Main_magnifier_width; center_x = (Paintbrush_X - Main_magnifier_offset_X) / (float)Main_magnifier_width;
center_y = (Paintbrush_Y - Main_magnifier_offset_Y) / (float)Main_magnifier_height; center_y = (Paintbrush_Y - Main_magnifier_offset_Y) / (float)Main_magnifier_height;
} }
Main_magnifier_factor=ZOOM_FACTOR[factor_index]; Main_magnifier_factor=ZOOM_FACTOR[factor_index];
@ -1763,8 +1763,8 @@ void Change_magnifier_factor(byte factor_index)
Main_magnifier_offset_X=center_x-(Main_magnifier_width>>1); Main_magnifier_offset_X=center_x-(Main_magnifier_width>>1);
Main_magnifier_offset_Y=center_y-(Main_magnifier_height>>1); Main_magnifier_offset_Y=center_y-(Main_magnifier_height>>1);
} else { } else {
Main_magnifier_offset_X = Paintbrush_X - center_x * Main_magnifier_width / 65536 ; Main_magnifier_offset_X = Paintbrush_X - center_x * Main_magnifier_width ;
Main_magnifier_offset_Y = Paintbrush_Y - center_y * Main_magnifier_height / 65536 ; Main_magnifier_offset_Y = Paintbrush_Y - center_y * Main_magnifier_height ;
} }
// Correction en cas de débordement de l'image // Correction en cas de débordement de l'image
if (Main_magnifier_offset_X+Main_magnifier_width>Main_image_width) if (Main_magnifier_offset_X+Main_magnifier_width>Main_image_width)