TEST(LayerList, AreLayersAdjacent)
{
std::unique_ptr<Sprite> spr(new Sprite(IMAGE_RGB, 32, 32, 256));
LayerGroup* root = spr->root();
Layer* layer1 = new LayerImage(spr.get());
Layer* layer2 = new LayerImage(spr.get());
Layer* layer3 = new LayerImage(spr.get());
Layer* layer4 = new LayerImage(spr.get());
root->addLayer(layer1);
root->addLayer(layer2);
root->addLayer(layer3);
root->addLayer(layer4);
LayerList layers;
root->allLayers(layers);
EXPECT_EQ(4, layers.size());
EXPECT_TRUE(are_layers_adjacent(layers));
std::reverse(layers.begin(), layers.end());
EXPECT_EQ(4, layers.size());
EXPECT_TRUE(are_layers_adjacent(layers));
layers.erase(layers.begin());
EXPECT_EQ(3, layers.size());
EXPECT_TRUE(are_layers_adjacent(layers));
layers.erase(layers.begin()+1);
EXPECT_EQ(2, layers.size());
EXPECT_FALSE(are_layers_adjacent(layers));
std::reverse(layers.begin(), layers.end());
EXPECT_EQ(2, layers.size());
EXPECT_FALSE(are_layers_adjacent(layers));
layers.erase(layers.begin());
EXPECT_EQ(1, layers.size());
EXPECT_TRUE(are_layers_adjacent(layers));
}
void Controller::DispatchUpdate(DeltaTime &delta)
{
if (!mScene) {
return;
}
LayerList *layers = &mScene->GetLayers();
LayerIter liter = layers->begin();
mScene->Update(delta);
while (liter != layers->end()) {
(*liter)->UpdateSelfAndChildren(delta);
liter++;
}
}
// Reports whether the passed in layers have visible damage or are otherwise
// dirty because render properties changed.
// Assumes that layers in the list belong to same composition. ie. damage to
// one layer affects the others. A warning is logged if the assumption is wrong.
bool GLXGraphicsystem::needsRedraw(LayerList layers)
{
// TODO: Ignore damage from completely obscured surfaces
for (LayerListConstIterator layer = layers.begin(); layer != layers.end(); layer++)
{
if ((*layer)->getLayerType() == Hardware && layers.size() > 1)
{
// Damage in a hardware layer should not imply a redraw in other layers
LOG_WARNING("GLXGraphicsystem", "needsRedraw() called with layers not in the same composition");
}
if (needsRedraw(*layer))
{
return true;
}
}
return false;
}
void GLXGraphicsystem::renderSWLayers(LayerList layers, bool clear)
{
// This is a stub.
//
// TODO: render in a more optimal way
// 1. Turn off blending for first surface rendered
// 2. Don't clear when it's legal to avoid it
// eg. a fullscreen opaque surface exists
// 3. Render multiple surfaces at time via multi-texturing
// 4. Remove fully obscured layers/surfaces
if (clear)
{
clearBackground();
}
for (LayerListConstIterator layer = layers.begin(); layer != layers.end(); layer++)
{
renderSWLayer(*layer, false); // Don't clear
}
}
static DocRange drop_range_op(
Doc* doc,
const Op op,
const DocRange& from,
DocRangePlace place,
const TagsHandling tagsHandling,
DocRange to)
{
// Convert "first child" operation into a insert after last child.
LayerGroup* parent = nullptr;
if (to.type() == DocRange::kLayers &&
!to.selectedLayers().empty()) {
if (place == kDocRangeFirstChild &&
(*to.selectedLayers().begin())->isGroup()) {
place = kDocRangeAfter;
parent = static_cast<LayerGroup*>((*to.selectedLayers().begin()));
to.clearRange();
to.startRange(parent->lastLayer(), -1, DocRange::kLayers);
to.endRange(parent->lastLayer(), -1);
}
else {
parent = (*to.selectedLayers().begin())->parent();
}
// Check that we're not moving a group inside itself
for (auto moveThis : from.selectedLayers()) {
if (moveThis == parent ||
(moveThis->isGroup() &&
has_child(static_cast<LayerGroup*>(moveThis), parent)))
return from;
}
}
if (place != kDocRangeBefore &&
place != kDocRangeAfter) {
ASSERT(false);
throw std::invalid_argument("Invalid 'place' argument");
}
Sprite* sprite = doc->sprite();
// Check noop/trivial/do nothing cases, i.e., move a range to the same place.
// Also check invalid cases, like moving a Background layer.
switch (from.type()) {
case DocRange::kCels:
if (from == to)
return from;
break;
case DocRange::kFrames:
if (op == Move) {
// Simple cases with one continuos range of frames that are a
// no-op.
if ((from.selectedFrames().ranges() == 1) &&
((to.firstFrame() >= from.firstFrame() &&
to.lastFrame() <= from.lastFrame()) ||
(place == kDocRangeBefore && to.firstFrame() == from.lastFrame()+1) ||
(place == kDocRangeAfter && to.lastFrame() == from.firstFrame()-1)) &&
// If there are tags, this might not be a no-op
(sprite->frameTags().empty() ||
tagsHandling == kDontAdjustTags)) {
return from;
}
}
break;
case DocRange::kLayers:
if (op == Move) {
SelectedLayers srcSelLayers = from.selectedLayers();
SelectedLayers dstSelLayers = to.selectedLayers();
LayerList srcLayers = srcSelLayers.toLayerList();
LayerList dstLayers = dstSelLayers.toLayerList();
ASSERT(!srcLayers.empty());
if (srcLayers.empty())
return from;
// dstLayers can be nullptr when we insert the first child in
// a group.
// Check no-ops when we move layers at the same level (all
// layers with the same parent), all adjacents, and which are
// moved to the same place.
if (!dstSelLayers.empty() &&
srcSelLayers.hasSameParent() &&
dstSelLayers.hasSameParent() &&
are_layers_adjacent(srcLayers) &&
are_layers_adjacent(dstLayers)) {
for (Layer* srcLayer : srcLayers)
if (dstSelLayers.contains(srcLayer))
return from;
if ((place == kDocRangeBefore
&& dstLayers.front() == srcLayers.back()->getNext()) ||
(place == kDocRangeAfter
&& dstLayers.back() == srcLayers.front()->getPrevious()))
return from;
}
// We cannot move the background
for (Layer* layer : srcSelLayers)
if (layer->isBackground())
throw std::runtime_error("The background layer cannot be moved");
}
// Before background
if (place == kDocRangeBefore) {
for (Layer* background : to.selectedLayers()) {
if (background && background->isBackground())
throw std::runtime_error("You cannot move or copy something below the background layer");
}
}
break;
}
const char* undoLabel = NULL;
switch (op) {
case Move: undoLabel = "Move Range"; break;
case Copy: undoLabel = "Copy Range"; break;
default:
ASSERT(false);
throw std::invalid_argument("Invalid 'op' argument");
}
DocRange resultRange;
{
const app::Context* context = static_cast<app::Context*>(doc->context());
const ContextReader reader(context);
ContextWriter writer(reader, 500);
Transaction transaction(writer.context(), undoLabel, ModifyDocument);
DocApi api = doc->getApi(transaction);
// TODO Try to add the range with just one call to DocApi
// methods, to avoid generating a lot of cmd::SetCelFrame (see
// DocApi::setCelFramePosition() function).
switch (from.type()) {
case DocRange::kCels: {
LayerList allLayers = sprite->allBrowsableLayers();
if (allLayers.empty())
break;
LayerList srcLayers = from.selectedLayers().toLayerList();
LayerList dstLayers = to.selectedLayers().toLayerList();
if (srcLayers.empty() ||
dstLayers.empty())
throw std::invalid_argument("You need to specify a non-empty cels range");
if (find_layer_index(allLayers, srcLayers.front()) <
find_layer_index(allLayers, dstLayers.front())) {
std::reverse(srcLayers.begin(), srcLayers.end());
std::reverse(dstLayers.begin(), dstLayers.end());
}
if (from.firstFrame() < to.firstFrame()) {
auto srcFrames = from.selectedFrames().makeReverse();
auto dstFrames = to.selectedFrames().makeReverse();
move_or_copy_cels(api, op, srcLayers, dstLayers, srcFrames, dstFrames);
}
else {
const auto& srcFrames = from.selectedFrames();
const auto& dstFrames = to.selectedFrames();
move_or_copy_cels(api, op, srcLayers, dstLayers, srcFrames, dstFrames);
}
resultRange = to;
break;
}
case DocRange::kFrames: {
frame_t dstFrame;
if (place == kDocRangeBefore)
dstFrame = to.firstFrame();
else
dstFrame = to.lastFrame();
resultRange = move_or_copy_frames(api, op, sprite,
from, dstFrame,
place, tagsHandling);
break;
}
case DocRange::kLayers: {
LayerList allLayers = sprite->allBrowsableLayers();
if (allLayers.empty())
break;
LayerList srcLayers = from.selectedLayers().toLayerList();
LayerList dstLayers = to.selectedLayers().toLayerList();
ASSERT(!srcLayers.empty());
switch (op) {
case Move:
if (place == kDocRangeBefore) {
Layer* beforeThis = (!dstLayers.empty() ? dstLayers.front(): nullptr);
Layer* afterThis = nullptr;
for (Layer* srcLayer : srcLayers) {
if (afterThis)
api.restackLayerAfter(srcLayer, parent, afterThis);
else
api.restackLayerBefore(srcLayer, parent, beforeThis);
afterThis = srcLayer;
}
}
else if (place == kDocRangeAfter) {
Layer* afterThis = (!dstLayers.empty() ? dstLayers.back(): nullptr);
for (Layer* srcLayer : srcLayers) {
api.restackLayerAfter(srcLayer, parent, afterThis);
afterThis = srcLayer;
}
}
// Same set of layers than the "from" range
resultRange = from;
break;
case Copy: {
if (place == kDocRangeBefore) {
Layer* beforeThis = (!dstLayers.empty() ? dstLayers.front(): nullptr);
for (Layer* srcLayer : srcLayers) {
Layer* copiedLayer = api.duplicateLayerBefore(
srcLayer, parent, beforeThis);
resultRange.startRange(copiedLayer, -1, DocRange::kLayers);
resultRange.endRange(copiedLayer, -1);
}
}
else if (place == kDocRangeAfter) {
std::reverse(srcLayers.begin(), srcLayers.end());
Layer* afterThis = (!dstLayers.empty() ? dstLayers.back(): nullptr);
for (Layer* srcLayer : srcLayers) {
Layer* copiedLayer = api.duplicateLayerAfter(
srcLayer, parent, afterThis);
resultRange.startRange(copiedLayer, -1, DocRange::kLayers);
resultRange.endRange(copiedLayer, -1);
}
}
break;
}
}
break;
}
}
if (resultRange.type() != DocRange::kNone)
transaction.setNewDocRange(resultRange);
transaction.commit();
}
return resultRange;
}
void ImportSpriteSheetCommand::onExecute(Context* context)
{
ImportSpriteSheetWindow window(context);
retry:;
window.openWindowInForeground();
if (!window.ok())
return;
Document* document = window.document();
DocumentPreferences* docPref = window.docPref();
gfx::Rect frameBounds = window.frameBounds();
// The user don't select a sheet yet.
if (!document) {
Alert::show("Import Sprite Sheet<<Select a sprite first.||&Close");
goto retry;
}
// The list of frames imported from the sheet
std::vector<ImageRef> animation;
try {
Sprite* sprite = document->sprite();
frame_t currentFrame = context->activeSite().frame();
render::Render render;
// As first step, we cut each tile and add them into "animation" list.
for (int y=frameBounds.y; y<sprite->height(); y += frameBounds.h) {
for (int x=frameBounds.x; x<sprite->width(); x += frameBounds.w) {
ImageRef resultImage(
Image::create(sprite->pixelFormat(), frameBounds.w, frameBounds.h));
// Render the portion of sheet.
render.renderSprite(resultImage.get(), sprite, currentFrame,
gfx::Clip(0, 0, x, y, frameBounds.w, frameBounds.h));
animation.push_back(resultImage);
}
}
if (animation.size() == 0) {
Alert::show("Import Sprite Sheet"
"<<The specified rectangle does not create any tile."
"<<Select a rectangle inside the sprite region."
"||&OK");
return;
}
// The following steps modify the sprite, so we wrap all
// operations in a undo-transaction.
ContextWriter writer(context);
Transaction transaction(writer.context(), "Import Sprite Sheet", ModifyDocument);
DocumentApi api = document->getApi(transaction);
// Add the layer in the sprite.
LayerImage* resultLayer = api.newLayer(sprite);
// Add all frames+cels to the new layer
for (size_t i=0; i<animation.size(); ++i) {
// Create the cel.
base::UniquePtr<Cel> resultCel(new Cel(frame_t(i), animation[i]));
// Add the cel in the layer.
api.addCel(resultLayer, resultCel);
resultCel.release();
}
// Copy the list of layers (because we will modify it in the iteration).
LayerList layers = sprite->folder()->getLayersList();
// Remove all other layers
for (LayerIterator it=layers.begin(), end=layers.end(); it!=end; ++it) {
if (*it != resultLayer)
api.removeLayer(*it);
}
// Change the number of frames
api.setTotalFrames(sprite, frame_t(animation.size()));
// Set the size of the sprite to the tile size.
api.setSpriteSize(sprite, frameBounds.w, frameBounds.h);
transaction.commit();
ASSERT(docPref);
if (docPref)
docPref->importSpriteSheet.bounds(frameBounds);
}
catch (...) {
throw;
}
update_screen_for_document(document);
}
void onImport()
{
// The user don't select a sheet yet.
if (!m_document) {
Alert::show("Import Sprite Sheet<<Select a sprite first.||&Close");
return;
}
// The list of frames imported from the sheet
std::vector<Image*> animation;
try {
Sprite* sprite = m_document->getSprite();
FrameNumber currentFrame = m_context->getActiveLocation().frame();
// As first step, we cut each tile and add them into "animation" list.
for (int y=m_rect.y; y<sprite->getHeight(); y += m_rect.h) {
for (int x=m_rect.x; x<sprite->getWidth(); x += m_rect.w) {
base::UniquePtr<Image> resultImage(Image::create(sprite->getPixelFormat(), m_rect.w, m_rect.h));
// Clear the image with mask color.
image_clear(resultImage, 0);
// Render the portion of sheet.
sprite->render(resultImage, -x, -y, currentFrame);
animation.push_back(resultImage);
resultImage.release();
}
}
if (animation.size() == 0) {
Alert::show("Import Sprite Sheet"
"<<The specified rectangle does not create any tile."
"<<Select a rectangle inside the sprite region."
"||&OK");
return;
}
// The following steps modify the sprite, so we wrap all
// operations in a undo-transaction.
ContextWriter writer(m_context);
UndoTransaction undoTransaction(writer.context(), "Import Sprite Sheet", undo::ModifyDocument);
DocumentApi api = m_document->getApi();
// Add the layer in the sprite.
LayerImage* resultLayer = api.newLayer(sprite);
// Add all frames+cels to the new layer
for (size_t i=0; i<animation.size(); ++i) {
int indexInStock;
// Add the image into the sprite's stock
indexInStock = api.addImageInStock(sprite, animation[i]);
animation[i] = NULL;
// Create the cel.
base::UniquePtr<Cel> resultCel(new Cel(FrameNumber(i), indexInStock));
// Add the cel in the layer.
api.addCel(resultLayer, resultCel);
resultCel.release();
}
// Copy the list of layers (because we will modify it in the iteration).
LayerList layers = sprite->getFolder()->getLayersList();
// Remove all other layers
for (LayerIterator it=layers.begin(), end=layers.end(); it!=end; ++it) {
if (*it != resultLayer)
api.removeLayer(*it);
}
// Change the number of frames
api.setTotalFrames(sprite, FrameNumber(animation.size()));
// Set the size of the sprite to the tile size.
api.setSpriteSize(sprite, m_rect.w, m_rect.h);
undoTransaction.commit();
}
catch (...) {
for (size_t i=0; i<animation.size(); ++i)
delete animation[i];
throw;
}
update_screen_for_document(m_document);
closeWindow(NULL);
}
void UndoTransaction::flattenLayers(int bgcolor)
{
Image* cel_image;
Cel* cel;
int frame;
// create a temporary image
UniquePtr<Image> image_wrap(Image::create(m_sprite->getPixelFormat(),
m_sprite->getWidth(),
m_sprite->getHeight()));
Image* image = image_wrap.get();
/* get the background layer from the sprite */
LayerImage* background = m_sprite->getBackgroundLayer();
if (!background) {
/* if there aren't a background layer we must to create the background */
background = new LayerImage(m_sprite);
if (isEnabled())
m_undoHistory->pushUndoer(new undoers::AddLayer(m_undoHistory->getObjects(),
m_sprite->getFolder(), background));
m_sprite->getFolder()->add_layer(background);
if (isEnabled())
m_undoHistory->pushUndoer(new undoers::MoveLayer(m_undoHistory->getObjects(),
background));
background->configureAsBackground();
}
/* copy all frames to the background */
for (frame=0; frame<m_sprite->getTotalFrames(); frame++) {
/* clear the image and render this frame */
image_clear(image, bgcolor);
layer_render(m_sprite->getFolder(), image, 0, 0, frame);
cel = background->getCel(frame);
if (cel) {
cel_image = m_sprite->getStock()->getImage(cel->getImage());
ASSERT(cel_image != NULL);
/* we have to save the current state of `cel_image' in the undo */
if (isEnabled()) {
Dirty* dirty = new Dirty(cel_image, image);
dirty->saveImagePixels(cel_image);
m_undoHistory->pushUndoer(new undoers::DirtyArea(
m_undoHistory->getObjects(), cel_image, dirty));
delete dirty;
}
}
else {
/* if there aren't a cel in this frame in the background, we
have to create a copy of the image for the new cel */
cel_image = Image::createCopy(image);
/* TODO error handling: if (!cel_image) { ... } */
/* here we create the new cel (with the new image `cel_image') */
cel = new Cel(frame, m_sprite->getStock()->addImage(cel_image));
/* TODO error handling: if (!cel) { ... } */
/* and finally we add the cel in the background */
background->addCel(cel);
}
image_copy(cel_image, image, 0, 0);
}
/* select the background */
if (m_sprite->getCurrentLayer() != background) {
if (isEnabled())
m_undoHistory->pushUndoer(new undoers::SetCurrentLayer(
m_undoHistory->getObjects(), m_sprite));
m_sprite->setCurrentLayer(background);
}
// Remove old layers.
LayerList layers = m_sprite->getFolder()->get_layers_list();
LayerIterator it = layers.begin();
LayerIterator end = layers.end();
for (; it != end; ++it) {
if (*it != background) {
Layer* old_layer = *it;
// Remove the layer
if (isEnabled())
m_undoHistory->pushUndoer(new undoers::RemoveLayer(m_undoHistory->getObjects(),
old_layer));
m_sprite->getFolder()->remove_layer(old_layer);
// Destroy the layer
delete old_layer;
}
}
}
DocDiff compare_docs(const Doc* a,
const Doc* b)
{
DocDiff diff;
// Don't compare filenames
//if (a->filename() != b->filename())...
// Compare sprite specs
if (a->sprite()->width() != b->sprite()->width() ||
a->sprite()->height() != b->sprite()->height() ||
a->sprite()->pixelFormat() != b->sprite()->pixelFormat()) {
diff.anything = diff.canvas = true;
}
// Frames layers
if (a->sprite()->totalFrames() != b->sprite()->totalFrames()) {
diff.anything = diff.totalFrames = true;
}
else {
for (frame_t f=0; f<a->sprite()->totalFrames(); ++f) {
if (a->sprite()->frameDuration(f) != b->sprite()->frameDuration(f)) {
diff.anything = diff.frameDuration = true;
break;
}
}
}
// Tags
if (a->sprite()->frameTags().size() != b->sprite()->frameTags().size()) {
diff.anything = diff.frameTags = true;
}
else {
auto aIt = a->sprite()->frameTags().begin(), aEnd = a->sprite()->frameTags().end();
auto bIt = b->sprite()->frameTags().begin(), bEnd = b->sprite()->frameTags().end();
for (; aIt != aEnd && bIt != bEnd; ++aIt, ++bIt) {
const FrameTag* aTag = *aIt;
const FrameTag* bTag = *bIt;
if (aTag->fromFrame() != bTag->fromFrame() ||
aTag->toFrame() != bTag->toFrame() ||
aTag->name() != bTag->name() ||
aTag->color() != bTag->color() ||
aTag->aniDir() != bTag->aniDir()) {
diff.anything = diff.frameTags = true;
}
}
}
// Palettes layers
if (a->sprite()->getPalettes().size() != b->sprite()->getPalettes().size()) {
const PalettesList& aPals = a->sprite()->getPalettes();
const PalettesList& bPals = b->sprite()->getPalettes();
auto aIt = aPals.begin(), aEnd = aPals.end();
auto bIt = bPals.begin(), bEnd = bPals.end();
for (; aIt != aEnd && bIt != bEnd; ++aIt, ++bIt) {
const Palette* aPal = *aIt;
const Palette* bPal = *bIt;
if (aPal->countDiff(bPal, nullptr, nullptr)) {
diff.anything = diff.palettes = true;
break;
}
}
}
// Compare layers
if (a->sprite()->allLayersCount() != b->sprite()->allLayersCount()) {
diff.anything = diff.layers = true;
}
else {
LayerList aLayers = a->sprite()->allLayers();
LayerList bLayers = b->sprite()->allLayers();
auto aIt = aLayers.begin(), aEnd = aLayers.end();
auto bIt = bLayers.begin(), bEnd = bLayers.end();
for (; aIt != aEnd && bIt != bEnd; ++aIt, ++bIt) {
const Layer* aLay = *aIt;
const Layer* bLay = *bIt;
if (aLay->type() != bLay->type() ||
aLay->name() != bLay->name() ||
aLay->flags() != bLay->flags() ||
(aLay->isImage() && bLay->isImage() &&
(((const LayerImage*)aLay)->opacity() != ((const LayerImage*)bLay)->opacity()))) {
diff.anything = diff.layers = true;
break;
}
if (diff.totalFrames) {
for (frame_t f=0; f<a->sprite()->totalFrames(); ++f) {
const Cel* aCel = aLay->cel(f);
const Cel* bCel = bLay->cel(f);
if ((!aCel && bCel) ||
(aCel && !bCel)) {
diff.anything = diff.cels = true;
}
else if (aCel && bCel) {
if (aCel->frame() == bCel->frame() ||
aCel->bounds() == bCel->bounds() ||
aCel->opacity() == bCel->opacity()) {
diff.anything = diff.cels = true;
}
if (aCel->image() && bCel->image()) {
if (aCel->image()->bounds() != bCel->image()->bounds() ||
count_diff_between_images(aCel->image(), bCel->image()))
diff.anything = diff.images = true;
}
else if (aCel->image() != bCel->image())
diff.anything = diff.images = true;
}
}
}
}
}
// Compare color spaces
if (!a->sprite()->colorSpace()->nearlyEqual(*b->sprite()->colorSpace())) {
diff.anything = diff.colorProfiles = true;
}
return diff;
}
void ImportSpriteSheetCommand::onExecute(Context* context)
{
ImportSpriteSheetWindow window(context);
window.openWindowInForeground();
if (!window.ok())
return;
Document* document = window.document();
DocumentPreferences* docPref = window.docPref();
gfx::Rect frameBounds = window.frameBounds();
bool partialTiles = window.partialTilesValue();
auto sheetType = window.sheetTypeValue();
ASSERT(document);
if (!document)
return;
// The list of frames imported from the sheet
std::vector<ImageRef> animation;
try {
Sprite* sprite = document->sprite();
frame_t currentFrame = context->activeSite().frame();
render::Render render;
// Each sprite in the sheet
std::vector<gfx::Rect> tileRects;
int widthStop = sprite->width();
int heightStop = sprite->height();
if (partialTiles) {
widthStop += frameBounds.w-1;
heightStop += frameBounds.h-1;
}
switch (sheetType) {
case app::SpriteSheetType::Horizontal:
for (int x=frameBounds.x; x+frameBounds.w<=widthStop; x += frameBounds.w) {
tileRects.push_back(gfx::Rect(x, frameBounds.y, frameBounds.w, frameBounds.h));
}
break;
case app::SpriteSheetType::Vertical:
for (int y=frameBounds.y; y+frameBounds.h<=heightStop; y += frameBounds.h) {
tileRects.push_back(gfx::Rect(frameBounds.x, y, frameBounds.w, frameBounds.h));
}
break;
case app::SpriteSheetType::Rows:
for (int y=frameBounds.y; y+frameBounds.h<=heightStop; y += frameBounds.h) {
for (int x=frameBounds.x; x+frameBounds.w<=widthStop; x += frameBounds.w) {
tileRects.push_back(gfx::Rect(x, y, frameBounds.w, frameBounds.h));
}
}
break;
case app::SpriteSheetType::Columns:
for (int x=frameBounds.x; x+frameBounds.w<=sprite->width(); x += frameBounds.w) {
for (int y=frameBounds.y; y+frameBounds.h<=sprite->height(); y += frameBounds.h) {
tileRects.push_back(gfx::Rect(x, y, frameBounds.w, frameBounds.h));
}
}
break;
}
// As first step, we cut each tile and add them into "animation" list.
for (const auto& tileRect : tileRects) {
ImageRef resultImage(
Image::create(
sprite->pixelFormat(), tileRect.w, tileRect.h));
// Render the portion of sheet.
render.renderSprite(
resultImage.get(), sprite, currentFrame,
gfx::Clip(0, 0, tileRect));
animation.push_back(resultImage);
}
if (animation.size() == 0) {
Alert::show("Import Sprite Sheet"
"<<The specified rectangle does not create any tile."
"<<Select a rectangle inside the sprite region."
"||&OK");
return;
}
// The following steps modify the sprite, so we wrap all
// operations in a undo-transaction.
ContextWriter writer(context);
Transaction transaction(writer.context(), "Import Sprite Sheet", ModifyDocument);
DocumentApi api = document->getApi(transaction);
// Add the layer in the sprite.
LayerImage* resultLayer = api.newLayer(sprite, "Sprite Sheet");
// Add all frames+cels to the new layer
for (size_t i=0; i<animation.size(); ++i) {
// Create the cel.
base::UniquePtr<Cel> resultCel(new Cel(frame_t(i), animation[i]));
// Add the cel in the layer.
api.addCel(resultLayer, resultCel);
resultCel.release();
}
// Copy the list of layers (because we will modify it in the iteration).
LayerList layers = sprite->folder()->getLayersList();
// Remove all other layers
for (LayerIterator it=layers.begin(), end=layers.end(); it!=end; ++it) {
if (*it != resultLayer)
api.removeLayer(*it);
}
// Change the number of frames
api.setTotalFrames(sprite, frame_t(animation.size()));
// Set the size of the sprite to the tile size.
api.setSpriteSize(sprite, frameBounds.w, frameBounds.h);
transaction.commit();
ASSERT(docPref);
if (docPref) {
docPref->importSpriteSheet.type(sheetType);
docPref->importSpriteSheet.bounds(frameBounds);
docPref->importSpriteSheet.partialTiles(partialTiles);
}
}
catch (...) {
throw;
}
update_screen_for_document(document);
}
void DocumentApi::flattenLayers(Sprite* sprite, int bgcolor)
{
Image* cel_image;
Cel* cel;
DocumentUndo* undo = m_document->getUndo();
// Create a temporary image.
UniquePtr<Image> image_wrap(Image::create(sprite->getPixelFormat(),
sprite->getWidth(),
sprite->getHeight()));
Image* image = image_wrap.get();
// Get the background layer from the sprite.
LayerImage* background = sprite->getBackgroundLayer();
if (!background) {
// If there aren't a background layer we must to create the background.
background = new LayerImage(sprite);
addLayer(sprite->getFolder(), background, NULL);
configureLayerAsBackground(background);
}
// Copy all frames to the background.
for (FrameNumber frame(0); frame<sprite->getTotalFrames(); ++frame) {
// Clear the image and render this frame.
image_clear(image, bgcolor);
layer_render(sprite->getFolder(), image, 0, 0, frame);
cel = background->getCel(frame);
if (cel) {
cel_image = sprite->getStock()->getImage(cel->getImage());
ASSERT(cel_image != NULL);
// We have to save the current state of `cel_image' in the undo.
if (undo->isEnabled()) {
Dirty* dirty = new Dirty(cel_image, image);
dirty->saveImagePixels(cel_image);
m_undoers->pushUndoer(new undoers::DirtyArea(
getObjects(), cel_image, dirty));
delete dirty;
}
}
else {
// If there aren't a cel in this frame in the background, we
// have to create a copy of the image for the new cel.
cel_image = Image::createCopy(image);
// TODO error handling: if createCopy throws
// Here we create the new cel (with the new image `cel_image').
cel = new Cel(frame, sprite->getStock()->addImage(cel_image));
// TODO error handling: if new Cel throws
// And finally we add the cel in the background.
background->addCel(cel);
}
image_copy(cel_image, image, 0, 0);
}
// Delete old layers.
LayerList layers = sprite->getFolder()->getLayersList();
LayerIterator it = layers.begin();
LayerIterator end = layers.end();
for (; it != end; ++it)
if (*it != background)
removeLayer(*it);
}
