void UndoTransaction::pasteImage(const Image* src_image, int x, int y, int opacity)
{
const Layer* layer = m_sprite->getCurrentLayer();
ASSERT(layer);
ASSERT(layer->is_image());
ASSERT(layer->is_readable());
ASSERT(layer->is_writable());
Cel* cel = ((LayerImage*)layer)->getCel(m_sprite->getCurrentFrame());
ASSERT(cel);
Image* cel_image = m_sprite->getStock()->getImage(cel->getImage());
Image* cel_image2 = Image::createCopy(cel_image);
image_merge(cel_image2, src_image, x-cel->getX(), y-cel->getY(), opacity, BLEND_MODE_NORMAL);
replaceStockImage(cel->getImage(), cel_image2); // TODO fix this, improve, avoid replacing the whole image
}
/**
* Moves every frame in @a layer with the offset (@a dx, @a dy).
*/
void UndoTransaction::displaceLayers(Layer* layer, int dx, int dy)
{
switch (layer->getType()) {
case GFXOBJ_LAYER_IMAGE: {
CelIterator it = ((LayerImage*)layer)->getCelBegin();
CelIterator end = ((LayerImage*)layer)->getCelEnd();
for (; it != end; ++it) {
Cel* cel = *it;
setCelPosition(cel, cel->getX()+dx, cel->getY()+dy);
}
break;
}
case GFXOBJ_LAYER_FOLDER: {
LayerIterator it = ((LayerFolder*)layer)->get_layer_begin();
LayerIterator end = ((LayerFolder*)layer)->get_layer_end();
for (; it != end; ++it)
displaceLayers(*it, dx, dy);
break;
}
}
}
/**
* [working thread]
*/
virtual void onJob()
{
UndoTransaction undoTransaction(m_writer.context(), "Rotate Canvas");
DocumentApi api = m_document->getApi();
// get all sprite cels
CelList cels;
m_sprite->getCels(cels);
// for each cel...
for (CelIterator it = cels.begin(); it != cels.end(); ++it) {
Cel* cel = *it;
Image* image = m_sprite->getStock()->getImage(cel->getImage());
// change it location
switch (m_angle) {
case 180:
api.setCelPosition(m_sprite, cel,
m_sprite->getWidth() - cel->getX() - image->getWidth(),
m_sprite->getHeight() - cel->getY() - image->getHeight());
break;
case 90:
api.setCelPosition(m_sprite, cel,
m_sprite->getHeight() - cel->getY() - image->getHeight(),
cel->getX());
break;
case -90:
api.setCelPosition(m_sprite, cel,
cel->getY(),
m_sprite->getWidth() - cel->getX() - image->getWidth());
break;
}
}
// for each stock's image
for (int i=0; i<m_sprite->getStock()->size(); ++i) {
Image* image = m_sprite->getStock()->getImage(i);
if (!image)
continue;
// rotate the image
Image* new_image = Image::create(image->getPixelFormat(),
m_angle == 180 ? image->getWidth(): image->getHeight(),
m_angle == 180 ? image->getHeight(): image->getWidth());
raster::rotate_image(image, new_image, m_angle);
api.replaceStockImage(m_sprite, i, new_image);
jobProgress((float)i / m_sprite->getStock()->size());
// cancel all the operation?
if (isCanceled())
return; // UndoTransaction destructor will undo all operations
}
// rotate mask
if (m_document->isMaskVisible()) {
Mask* origMask = m_document->getMask();
base::UniquePtr<Mask> new_mask(new Mask());
const gfx::Rect& origBounds = origMask->getBounds();
int x = 0, y = 0;
switch (m_angle) {
case 180:
x = m_sprite->getWidth() - origBounds.x - origBounds.w;
y = m_sprite->getHeight() - origBounds.y - origBounds.h;
break;
case 90:
x = m_sprite->getHeight() - origBounds.y - origBounds.h;
y = origBounds.x;
break;
case -90:
x = origBounds.y;
y = m_sprite->getWidth() - origBounds.x - origBounds.w;
break;
}
// create the new rotated mask
new_mask->replace(x, y,
m_angle == 180 ? origBounds.w: origBounds.h,
m_angle == 180 ? origBounds.h: origBounds.w);
raster::rotate_image(origMask->getBitmap(), new_mask->getBitmap(), m_angle);
// Copy new mask
api.copyToCurrentMask(new_mask);
// Regenerate mask
m_document->resetTransformation();
m_document->generateMaskBoundaries();
}
// change the sprite's size
if (m_angle != 180)
api.setSpriteSize(m_sprite, m_sprite->getHeight(), m_sprite->getWidth());
// commit changes
undoTransaction.commit();
}
/**
* [working thread]
*/
virtual void onJob()
{
UndoTransaction undoTransaction(m_document, "Rotate Canvas");
// get all sprite cels
CelList cels;
m_sprite->getCels(cels);
// for each cel...
for (CelIterator it = cels.begin(); it != cels.end(); ++it) {
Cel* cel = *it;
Image* image = m_sprite->getStock()->getImage(cel->getImage());
// change it location
switch (m_angle) {
case 180:
undoTransaction.setCelPosition(cel,
m_sprite->getWidth() - cel->getX() - image->w,
m_sprite->getHeight() - cel->getY() - image->h);
break;
case 90:
undoTransaction.setCelPosition(cel, m_sprite->getHeight() - cel->getY() - image->h, cel->getX());
break;
case -90:
undoTransaction.setCelPosition(cel, cel->getY(), m_sprite->getWidth() - cel->getX() - image->w);
break;
}
}
// for each stock's image
for (int i=0; i<m_sprite->getStock()->size(); ++i) {
Image* image = m_sprite->getStock()->getImage(i);
if (!image)
continue;
// rotate the image
Image* new_image = image_new(image->imgtype,
m_angle == 180 ? image->w: image->h,
m_angle == 180 ? image->h: image->w);
image_rotate(image, new_image, m_angle);
undoTransaction.replaceStockImage(i, new_image);
jobProgress((float)i / m_sprite->getStock()->size());
// cancel all the operation?
if (isCanceled())
return; // UndoTransaction destructor will undo all operations
}
// rotate mask
if (m_document->isMaskVisible()) {
Mask* origMask = m_document->getMask();
Mask* new_mask = mask_new();
int x = 0, y = 0;
switch (m_angle) {
case 180:
x = m_sprite->getWidth() - origMask->x - origMask->w;
y = m_sprite->getHeight() - origMask->y - origMask->h;
break;
case 90:
x = m_sprite->getHeight() - origMask->y - origMask->h;
y = origMask->x;
break;
case -90:
x = origMask->y;
y = m_sprite->getWidth() - origMask->x - origMask->w;
break;
}
// create the new rotated mask
mask_replace(new_mask, x, y,
m_angle == 180 ? origMask->w: origMask->h,
m_angle == 180 ? origMask->h: origMask->w);
image_rotate(origMask->bitmap, new_mask->bitmap, m_angle);
// copy new mask
undoTransaction.copyToCurrentMask(new_mask);
mask_free(new_mask);
// regenerate mask
m_document->generateMaskBoundaries();
}
// change the sprite's size
if (m_angle != 180)
undoTransaction.setSpriteSize(m_sprite->getHeight(), m_sprite->getWidth());
// commit changes
undoTransaction.commit();
}
void FlipCommand::onExecute(Context* context)
{
ContextWriter writer(context);
Document* document = writer.document();
Sprite* sprite = writer.sprite();
DocumentApi api = document->getApi();
{
UndoTransaction undoTransaction(writer.context(),
m_flipMask ?
(m_flipType == raster::algorithm::FlipHorizontal ?
"Flip Horizontal":
"Flip Vertical"):
(m_flipType == raster::algorithm::FlipHorizontal ?
"Flip Canvas Horizontal":
"Flip Canvas Vertical"));
if (m_flipMask) {
int x, y;
Image* image = writer.image(&x, &y);
if (!image)
return;
Mask* mask = NULL;
bool alreadyFlipped = false;
// This variable will be the area to be flipped inside the image.
gfx::Rect bounds(image->getBounds());
// If there is some portion of sprite selected, we flip the
// selected region only. If the mask isn't visible, we flip the
// whole image.
if (document->isMaskVisible()) {
mask = document->getMask();
// Intersect the full area of the image with the mask's
// bounds, so we don't request to flip an area outside the
// image's bounds.
bounds = bounds.createIntersect(gfx::Rect(mask->getBounds()).offset(-x, -y));
// If the mask isn't a rectangular area, we've to flip the mask too.
if (mask->getBitmap() != NULL && !mask->isRectangular()) {
int bgcolor = app_get_color_to_clear_layer(writer.layer());
// Flip the portion of image specified by the mask.
mask->offsetOrigin(-x, -y);
api.flipImageWithMask(image, mask, m_flipType, bgcolor);
mask->offsetOrigin(x, y);
alreadyFlipped = true;
// Flip the mask.
Image* maskBitmap = mask->getBitmap();
if (maskBitmap != NULL) {
// Create a flipped copy of the current mask.
base::UniquePtr<Mask> newMask(new Mask(*mask));
newMask->freeze();
raster::algorithm::flip_image(newMask->getBitmap(),
maskBitmap->getBounds(), m_flipType);
newMask->unfreeze();
// Change the current mask and generate the new boundaries.
api.copyToCurrentMask(newMask);
document->generateMaskBoundaries();
}
}
}
// Flip the portion of image specified by "bounds" variable.
if (!alreadyFlipped) {
api.flipImage(image, bounds, m_flipType);
}
}
else {
// get all sprite cels
CelList cels;
sprite->getCels(cels);
// for each cel...
for (CelIterator it = cels.begin(); it != cels.end(); ++it) {
Cel* cel = *it;
Image* image = sprite->getStock()->getImage(cel->getImage());
api.setCelPosition
(sprite, cel,
(m_flipType == raster::algorithm::FlipHorizontal ?
sprite->getWidth() - image->getWidth() - cel->getX():
cel->getX()),
(m_flipType == raster::algorithm::FlipVertical ?
sprite->getHeight() - image->getHeight() - cel->getY():
cel->getY()));
api.flipImage(image, image->getBounds(), m_flipType);
}
}
undoTransaction.commit();
}
update_screen_for_document(document);
}
// Gives to the user the possibility to move the sprite's layer in the
// current editor, returns true if the position was changed.
int interactive_move_layer(int mode, bool use_undo, int (*callback)())
{
Editor* editor = current_editor;
Document* document = editor->getDocument();
undo::UndoHistory* undo = document->getUndoHistory();
Sprite* sprite = document->getSprite();
ASSERT(sprite->getCurrentLayer()->is_image());
LayerImage* layer = static_cast<LayerImage*>(sprite->getCurrentLayer());
Cel *cel = layer->getCel(sprite->getCurrentFrame());
int start_x, new_x;
int start_y, new_y;
int start_b;
int ret;
int update = false;
int quiet_clock = -1;
int first_time = true;
int begin_x;
int begin_y;
if (!cel)
return false;
begin_x = cel->getX();
begin_y = cel->getY();
editor->hideDrawingCursor();
jmouse_set_cursor(JI_CURSOR_MOVE);
editor->editor_click_start(mode, &start_x, &start_y, &start_b);
do {
if (update) {
cel->setPosition(begin_x - start_x + new_x,
begin_y - start_y + new_y);
// Update layer-bounds.
editor->invalidate();
// Update status bar.
app_get_statusbar()->setStatusText
(0,
"Pos %3d %3d Offset %3d %3d",
(int)cel->getX(),
(int)cel->getY(),
(int)(cel->getX() - begin_x),
(int)(cel->getY() - begin_y));
/* update clock */
quiet_clock = ji_clock;
first_time = false;
}
/* call the user's routine */
if (callback)
(*callback)();
/* redraw dirty widgets */
jwidget_flush_redraw(ji_get_default_manager());
jmanager_dispatch_messages(ji_get_default_manager());
gui_feedback();
} while (editor->editor_click(&new_x, &new_y, &update, NULL));
new_x = cel->getX();
new_y = cel->getY();
cel->setPosition(begin_x, begin_y);
/* the position was changed */
if (!editor->editor_click_cancel()) {
if (use_undo && undo->isEnabled()) {
undo->setLabel("Cel Movement");
undo->setModification(undo::ModifyDocument);
undo->pushUndoer(new undoers::SetCelPosition(undo->getObjects(), cel));
}
cel->setPosition(new_x, new_y);
ret = true;
}
/* the position wasn't changed */
else {
ret = false;
}
/* redraw the sprite in all editors */
update_screen_for_document(document);
/* restore the cursor */
editor->showDrawingCursor();
editor->editor_click_done();
return ret;
}
// clears the mask region in the current sprite with the specified background color
void UndoTransaction::clearMask(int bgcolor)
{
Cel* cel = getCurrentCel();
if (!cel)
return;
Image* image = getCelImage(cel);
if (!image)
return;
Mask* mask = m_document->getMask();
// If the mask is empty or is not visible then we have to clear the
// entire image in the cel.
if (!m_document->isMaskVisible()) {
// If the layer is the background then we clear the image.
if (m_sprite->getCurrentLayer()->is_background()) {
if (isEnabled())
m_undoHistory->pushUndoer(new undoers::ImageArea(m_undoHistory->getObjects(),
image, 0, 0, image->w, image->h));
// clear all
image_clear(image, bgcolor);
}
// If the layer is transparent we can remove the cel (and its
// associated image).
else {
removeCel(static_cast<LayerImage*>(m_sprite->getCurrentLayer()), cel);
}
}
else {
int offset_x = mask->getBounds().x-cel->getX();
int offset_y = mask->getBounds().y-cel->getY();
int u, v, putx, puty;
int x1 = MAX(0, offset_x);
int y1 = MAX(0, offset_y);
int x2 = MIN(image->w-1, offset_x+mask->getBounds().w-1);
int y2 = MIN(image->h-1, offset_y+mask->getBounds().h-1);
// do nothing
if (x1 > x2 || y1 > y2)
return;
if (isEnabled())
m_undoHistory->pushUndoer(new undoers::ImageArea(m_undoHistory->getObjects(),
image, x1, y1, x2-x1+1, y2-y1+1));
// clear the masked zones
for (v=0; v<mask->getBounds().h; v++) {
div_t d = div(0, 8);
uint8_t* address = ((uint8_t**)mask->getBitmap()->line)[v]+d.quot;
for (u=0; u<mask->getBounds().w; u++) {
if ((*address & (1<<d.rem))) {
putx = u + offset_x;
puty = v + offset_y;
image_putpixel(image, putx, puty, bgcolor);
}
_image_bitmap_next_bit(d, address);
}
}
}
}
void UndoTransaction::backgroundFromLayer(LayerImage* layer, int bgcolor)
{
ASSERT(layer);
ASSERT(layer->is_image());
ASSERT(layer->is_readable());
ASSERT(layer->is_writable());
ASSERT(layer->getSprite() == m_sprite);
ASSERT(m_sprite->getBackgroundLayer() == NULL);
// create a temporary image to draw each frame of the new
// `Background' layer
UniquePtr<Image> bg_image_wrap(Image::create(m_sprite->getPixelFormat(),
m_sprite->getWidth(),
m_sprite->getHeight()));
Image* bg_image = bg_image_wrap.get();
CelIterator it = layer->getCelBegin();
CelIterator end = layer->getCelEnd();
for (; it != end; ++it) {
Cel* cel = *it;
ASSERT((cel->getImage() > 0) &&
(cel->getImage() < m_sprite->getStock()->size()));
// get the image from the sprite's stock of images
Image* cel_image = m_sprite->getStock()->getImage(cel->getImage());
ASSERT(cel_image);
image_clear(bg_image, bgcolor);
image_merge(bg_image, cel_image,
cel->getX(),
cel->getY(),
MID(0, cel->getOpacity(), 255),
layer->getBlendMode());
// now we have to copy the new image (bg_image) to the cel...
setCelPosition(cel, 0, 0);
// same size of cel-image and bg-image
if (bg_image->w == cel_image->w &&
bg_image->h == cel_image->h) {
if (isEnabled())
m_undoHistory->pushUndoer(new undoers::ImageArea(m_undoHistory->getObjects(),
cel_image, 0, 0, cel_image->w, cel_image->h));
image_copy(cel_image, bg_image, 0, 0);
}
else {
replaceStockImage(cel->getImage(), Image::createCopy(bg_image));
}
}
// Fill all empty cels with a flat-image filled with bgcolor
for (int frame=0; frame<m_sprite->getTotalFrames(); frame++) {
Cel* cel = layer->getCel(frame);
if (!cel) {
Image* cel_image = Image::create(m_sprite->getPixelFormat(), m_sprite->getWidth(), m_sprite->getHeight());
image_clear(cel_image, bgcolor);
// Add the new image in the stock
int image_index = addImageInStock(cel_image);
// Create the new cel and add it to the new background layer
cel = new Cel(frame, image_index);
addCel(layer, cel);
}
}
configureLayerAsBackground(layer);
}
