thirdparty/scummvm
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GUI: Added support for alphabitmaps in picbuttons

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This commit is contained in:
Eugene Sandulenko 2014-05-29 17:49:34 +03:00 • committed by Alexander Tkachev
parent c6e04845cc
commit 30f7556bee
2 changed files with 70 additions and 19 deletions
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85
gui/widget.cpp
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@ -402,13 +402,15 @@ PicButtonWidget::PicButtonWidget(GuiObject *boss, int x, int y, int w, int h, co
setFlags(WIDGET_ENABLED/* | WIDGET_BORDER*/ | WIDGET_CLEARBG);
_type = kButtonWidget;
_mode = ThemeEngine::kAutoScaleNone;
}
PicButtonWidget::PicButtonWidget(GuiObject *boss, const Common::String &name, const char *tooltip, uint32 cmd, uint8 hotkey)
: ButtonWidget(boss, name, "", tooltip, cmd, hotkey),
_alpha(256), _transparency(false), _showButton(true) {
_alpha(256), _transparency(false), _showButton(true), _isAlpha(false) {
setFlags(WIDGET_ENABLED/* | WIDGET_BORDER*/ | WIDGET_CLEARBG);
_type = kButtonWidget;
_mode = ThemeEngine::kAutoScaleNone;
}
PicButtonWidget::~PicButtonWidget() {
@ -436,6 +438,23 @@ void PicButtonWidget::setGfx(const Graphics::Surface *gfx, int statenum) {
_gfx[statenum].copyFrom(*gfx);
}
void PicButtonWidget::setAGfx(const Graphics::TransparentSurface *gfx, int statenum, ThemeEngine::AutoScaleMode mode) {
_agfx[statenum].free();
if (!gfx || !gfx->getPixels())
return;
if (gfx->format.bytesPerPixel == 1) {
warning("PicButtonWidget::setGfx got paletted surface passed");
return;
}
_agfx[statenum].copyFrom(*gfx);
_isAlpha = true;
_mode = mode;
}
void PicButtonWidget::setGfx(int w, int h, int r, int g, int b, int statenum) {
if (w == -1)
w = _w;
@ -453,32 +472,60 @@ void PicButtonWidget::drawWidget() {
if (_showButton)
g_gui.theme()->drawButtonClip(Common::Rect(_x, _y, _x + _w, _y + _h), getBossClipRect(), "", _state, getFlags());
Graphics::Surface *gfx;
if (!_isAlpha) {
Graphics::Surface *gfx;
if (_state == ThemeEngine::kStateHighlight)
gfx = &_gfx[kPicButtonHighlight];
else if (_state == ThemeEngine::kStateDisabled)
gfx = &_gfx[kPicButtonStateDisabled];
else if (_state == ThemeEngine::kStatePressed)
gfx = &_gfx[kPicButtonStatePressed];
else
gfx = &_gfx[kPicButtonStateEnabled];
if (_state == ThemeEngine::kStateHighlight)
gfx = &_gfx[kPicButtonHighlight];
else if (_state == ThemeEngine::kStateDisabled)
gfx = &_gfx[kPicButtonStateDisabled];
else if (_state == ThemeEngine::kStatePressed)
gfx = &_gfx[kPicButtonStatePressed];
else
gfx = &_gfx[kPicButtonStateEnabled];
if (!gfx)
gfx = &_gfx[kPicButtonStateEnabled];
if (!gfx->getPixels())
gfx = &_gfx[kPicButtonStateEnabled];
if (gfx->getPixels()) {
if (gfx->getPixels()) {
// Check whether the set up surface needs to be converted to the GUI
// color format.
const Graphics::PixelFormat &requiredFormat = g_gui.theme()->getPixelFormat();
if (gfx->format != requiredFormat) {
gfx->convertToInPlace(requiredFormat);
const Graphics::PixelFormat &requiredFormat = g_gui.theme()->getPixelFormat();
if (gfx->format != requiredFormat) {
gfx->convertToInPlace(requiredFormat);
}
const int x = _x + (_w - gfx->w) / 2;
const int y = _y + (_h - gfx->h) / 2;
g_gui.theme()->drawSurface(Common::Rect(x, y, x + gfx->w, y + gfx->h), *gfx, _state, _alpha, _transparency);
}
} else {
Graphics::TransparentSurface *gfx;
const int x = _x + (_w - gfx->w) / 2;
const int y = _y + (_h - gfx->h) / 2;
if (_state == ThemeEngine::kStateHighlight)
gfx = &_agfx[kPicButtonHighlight];
else if (_state == ThemeEngine::kStateDisabled)
gfx = &_agfx[kPicButtonStateDisabled];
else if (_state == ThemeEngine::kStatePressed)
gfx = &_agfx[kPicButtonStatePressed];
else
gfx = &_agfx[kPicButtonStateEnabled];
g_gui.theme()->drawSurfaceClip(Common::Rect(x, y, x + gfx->w, y + gfx->h), getBossClipRect(), *gfx, _state, _alpha, _transparency);
if (!gfx->getPixels())
gfx = &_agfx[kPicButtonStateEnabled];
if (gfx->getPixels()) {
if (_mode == GUI::ThemeEngine::kAutoScaleNone) {
const int x = _x + (_w - gfx->w) / 2;
const int y = _y + (_h - gfx->h) / 2;
g_gui.theme()->drawASurface(Common::Rect(x, y, x + gfx->w, y + gfx->h), *gfx, _mode);
} else {
g_gui.theme()->drawASurface(Common::Rect(_x, _y, _x + _w, _y + _h), *gfx, _mode);
}
}
}
}