mirror/aseprite
1
0
Fork 0
mirror of https://github.com/aseprite/aseprite.git synced 2025-03-17 13:20:45 +00:00
Code Issues Packages Projects Releases Wiki Activity

Add bounds checking when the user paste the clipboard's image.

Browse Source 
In this way, the pasted image will be always visible by the user.
This commit is contained in:
David Capello 2012-02-11 18:35:46 -03:00
parent 0a88e797f4
commit 9db66ce6b2
1 changed files with 27 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

29
src/widgets/editor/editor.cpp
View File

@ -1181,8 +1181,33 @@ void Editor::pasteImage(const Image* image, int x, int y)
Document* document = getDocument();
int opacity = 255;
Sprite* sprite = getSprite();
PixelsMovement* pixelsMovement = new PixelsMovement(document, sprite, image, x, y, opacity,
"Paste");
// Check bounds where the image will be pasted.
{
// First we limit the image inside the sprite's bounds.
x = MID(0, x, sprite->getWidth() - image->w);
y = MID(0, y, sprite->getHeight() - image->h);
// Then we check if the image will be visible by the user.
Rect visibleBounds = getVisibleSpriteBounds();
x = MID(visibleBounds.x-image->w, x, visibleBounds.x+visibleBounds.w-1);
y = MID(visibleBounds.y-image->h, y, visibleBounds.y+visibleBounds.h-1);
// If the visible part of the pasted image will not fit in the
// visible bounds of the editor, we put the image in the center of
// the visible bounds.
Rect visiblePasted = visibleBounds.createIntersect(gfx::Rect(x, y, image->w, image->h));
if (((visibleBounds.w >= image->w && visiblePasted.w < image->w/2) ||
(visibleBounds.w < image->w && visiblePasted.w < visibleBounds.w/2)) ||
((visibleBounds.h >= image->h && visiblePasted.h < image->w/2) ||
(visibleBounds.h < image->h && visiblePasted.h < visibleBounds.h/2))) {
x = visibleBounds.x + visibleBounds.w/2 - image->w/2;
y = visibleBounds.y + visibleBounds.h/2 - image->h/2;
}
}
PixelsMovement* pixelsMovement =
new PixelsMovement(document, sprite, image, x, y, opacity, "Paste");
// Select the pasted image so the user can move it and transform it.
pixelsMovement->maskImage(image, x, y);