bool CropSpriteCommand::onEnabled(Context* context)
{
return
context->checkFlags(
ContextFlags::ActiveDocumentIsWritable |
(m_bounds.isEmpty() ? ContextFlags::HasVisibleMask: 0));
}
ClearRect::ClearRect(Cel* cel, const gfx::Rect& bounds)
{
app::Document* doc = static_cast<app::Document*>(cel->document());
Image* image = (cel ? cel->image(): NULL);
if (!image)
return;
m_offsetX = bounds.x - cel->x();
m_offsetY = bounds.y - cel->y();
gfx::Rect bounds2 =
image->bounds().createIntersection(
gfx::Rect(
m_offsetX, m_offsetY,
bounds.w, bounds.h));
if (bounds.isEmpty())
return;
m_dstImage.reset(new WithImage(image));
m_bgcolor = doc->bgColor(cel->layer());
m_copy.reset(crop_image(image,
bounds2.x, bounds2.y, bounds2.w, bounds2.h, m_bgcolor));
}
void CropSpriteCommand::onExecute(Context* context)
{
ContextWriter writer(context);
Document* document(writer.document());
Sprite* sprite(writer.sprite());
gfx::Rect bounds;
if (m_bounds.isEmpty())
bounds = document->mask()->bounds();
else
bounds = m_bounds;
{
Transaction transaction(writer.context(), "Sprite Crop");
document->getApi(transaction).cropSprite(sprite, bounds);
transaction.commit();
}
document->generateMaskBoundaries();
update_screen_for_document(document);
}
void CropSpriteCommand::onExecute(Context* context)
{
ContextWriter writer(context);
Doc* document(writer.document());
Sprite* sprite(writer.sprite());
gfx::Rect bounds;
if (m_bounds.isEmpty())
bounds = document->mask()->bounds();
else
bounds = m_bounds;
{
Tx tx(writer.context(), "Sprite Crop");
document->getApi(tx).cropSprite(sprite, bounds);
tx.commit();
}
#ifdef ENABLE_UI
if (context->isUIAvailable())
update_screen_for_document(document);
#endif
}
bool shrink_bounds(Image *image, gfx::Rect& bounds, color_t refpixel)
{
bool shrink;
int u, v;
bounds = image->bounds();
// Shrink left side
for (u=bounds.x; u<bounds.x+bounds.w; ++u) {
shrink = true;
for (v=bounds.y; v<bounds.y+bounds.h; ++v) {
if (!is_same_pixel(image->pixelFormat(), image->getPixel(u, v), refpixel)) {
shrink = false;
break;
}
}
if (!shrink)
break;
++bounds.x;
--bounds.w;
}
// Shrink right side
for (u=bounds.x+bounds.w-1; u>=bounds.x; --u) {
shrink = true;
for (v=bounds.y; v<bounds.y+bounds.h; ++v) {
if (!is_same_pixel(image->pixelFormat(), image->getPixel(u, v), refpixel)) {
shrink = false;
break;
}
}
if (!shrink)
break;
--bounds.w;
}
// Shrink top side
for (v=bounds.y; v<bounds.y+bounds.h; ++v) {
shrink = true;
for (u=bounds.x; u<bounds.x+bounds.w; ++u) {
if (!is_same_pixel(image->pixelFormat(), image->getPixel(u, v), refpixel)) {
shrink = false;
break;
}
}
if (!shrink)
break;
++bounds.y;
--bounds.h;
}
// Shrink bottom side
for (v=bounds.y+bounds.h-1; v>=bounds.y; --v) {
shrink = true;
for (u=bounds.x; u<bounds.x+bounds.w; ++u) {
if (!is_same_pixel(image->pixelFormat(), image->getPixel(u, v), refpixel)) {
shrink = false;
break;
}
}
if (!shrink)
break;
--bounds.h;
}
return (!bounds.isEmpty());
}
void ExpandCelCanvas::commit(const gfx::Rect& bounds)
{
ASSERT(!m_closed);
ASSERT(!m_committed);
// If the size of each image is the same, we can create an undo
// with only the differences between both images.
if (m_cel->getX() == m_originalCelX &&
m_cel->getY() == m_originalCelY &&
m_celImage->getWidth() == m_dstImage->getWidth() &&
m_celImage->getHeight() == m_dstImage->getHeight()) {
// Was m_celImage created in the start of the tool-loop?.
if (m_celCreated) {
// We can keep the m_celImage
// We copy the destination image to the m_celImage
copy_image(m_celImage, m_dstImage, 0, 0);
// Add the m_celImage in the images stock of the sprite.
m_cel->setImage(m_sprite->getStock()->addImage(m_celImage));
// Is the undo enabled?.
if (m_undo.isEnabled()) {
// We can temporary remove the cel.
static_cast<LayerImage*>(m_layer)->removeCel(m_cel);
// We create the undo information (for the new m_celImage
// in the stock and the new cel in the layer)...
m_undo.pushUndoer(new undoers::AddImage(m_undo.getObjects(),
m_sprite->getStock(), m_cel->getImage()));
m_undo.pushUndoer(new undoers::AddCel(m_undo.getObjects(),
m_layer, m_cel));
// And finally we add the cel again in the layer.
static_cast<LayerImage*>(m_layer)->addCel(m_cel);
}
}
// If the m_celImage was already created before the whole process...
else {
// Add to the undo history the differences between m_celImage and m_dstImage
if (m_undo.isEnabled()) {
gfx::Rect dirtyBounds;
if (bounds.isEmpty())
dirtyBounds = m_celImage->getBounds();
else
dirtyBounds = m_celImage->getBounds().createIntersect(bounds);
base::UniquePtr<Dirty> dirty(new Dirty(m_celImage, m_dstImage, dirtyBounds));
dirty->saveImagePixels(m_celImage);
if (dirty != NULL)
m_undo.pushUndoer(new undoers::DirtyArea(m_undo.getObjects(), m_celImage, dirty));
}
// Copy the destination to the cel image.
copy_image(m_celImage, m_dstImage, 0, 0);
}
}
// If the size of both images are different, we have to
// replace the entire image.
else {
if (m_undo.isEnabled()) {
if (m_cel->getX() != m_originalCelX ||
m_cel->getY() != m_originalCelY) {
int x = m_cel->getX();
int y = m_cel->getY();
m_cel->setPosition(m_originalCelX, m_originalCelY);
m_undo.pushUndoer(new undoers::SetCelPosition(m_undo.getObjects(), m_cel));
m_cel->setPosition(x, y);
}
m_undo.pushUndoer(new undoers::ReplaceImage(m_undo.getObjects(),
m_sprite->getStock(), m_cel->getImage()));
}
// Replace the image in the stock.
m_sprite->getStock()->replaceImage(m_cel->getImage(), m_dstImage);
// Destroy the old cel image.
delete m_celImage;
// Now the m_dstImage is used, so we haven't to destroy it.
m_dstImage = NULL;
}
m_committed = true;
}
void ToolLoopManager::calculateDirtyArea(const gfx::Rect& strokeBounds)
{
// Save the current dirty area if it's needed
Region prevDirtyArea;
if (m_toolLoop->getTracePolicy() == TracePolicy::Last)
prevDirtyArea = m_dirtyArea;
// Start with a fresh dirty area
m_dirtyArea.clear();
if (!strokeBounds.isEmpty()) {
// Expand the dirty-area with the pen width
Rect r1, r2;
m_toolLoop->getPointShape()->getModifiedArea(
m_toolLoop,
strokeBounds.x,
strokeBounds.y, r1);
m_toolLoop->getPointShape()->getModifiedArea(
m_toolLoop,
strokeBounds.x+strokeBounds.w-1,
strokeBounds.y+strokeBounds.h-1, r2);
m_dirtyArea.createUnion(m_dirtyArea, Region(r1.createUnion(r2)));
}
// Apply offset mode
Point offset(m_toolLoop->getOffset());
m_dirtyArea.offset(-offset);
// Merge new dirty area with the previous one (for tools like line
// or rectangle it's needed to redraw the previous position and
// the new one)
if (m_toolLoop->getTracePolicy() == TracePolicy::Last)
m_dirtyArea.createUnion(m_dirtyArea, prevDirtyArea);
// Apply tiled mode
TiledMode tiledMode = m_toolLoop->getTiledMode();
if (tiledMode != TiledMode::NONE) {
int w = m_toolLoop->sprite()->width();
int h = m_toolLoop->sprite()->height();
Region sprite_area(Rect(0, 0, w, h));
Region outside;
outside.createSubtraction(m_dirtyArea, sprite_area);
switch (tiledMode) {
case TiledMode::X_AXIS:
outside.createIntersection(outside, Region(Rect(-w*10000, 0, w*20000, h)));
break;
case TiledMode::Y_AXIS:
outside.createIntersection(outside, Region(Rect(0, -h*10000, w, h*20000)));
break;
}
Rect outsideBounds = outside.bounds();
if (outsideBounds.x < 0) outside.offset(w * (1+((-outsideBounds.x) / w)), 0);
if (outsideBounds.y < 0) outside.offset(0, h * (1+((-outsideBounds.y) / h)));
int x1 = outside.bounds().x;
while (true) {
Region in_sprite;
in_sprite.createIntersection(outside, sprite_area);
outside.createSubtraction(outside, in_sprite);
m_dirtyArea.createUnion(m_dirtyArea, in_sprite);
outsideBounds = outside.bounds();
if (outsideBounds.isEmpty())
break;
else if (outsideBounds.x+outsideBounds.w > w)
outside.offset(-w, 0);
else if (outsideBounds.y+outsideBounds.h > h)
outside.offset(x1-outsideBounds.x, -h);
else
break;
}
}
}
