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Formspecs: Add state-selection to style elements (#9378)

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Hugues Ross 2020-04-11 16:39:30 -04:00 • committed by GitHub
parent ba3587e776
commit f780bae05c
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22 changed files with 462 additions and 325 deletions
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110
src/gui/guiButtonImage.cpp
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@ -30,8 +30,9 @@ using namespace irr;
using namespace gui;
GUIButtonImage::GUIButtonImage(gui::IGUIEnvironment *environment,
gui::IGUIElement *parent, s32 id, core::rect<s32> rectangle, bool noclip)
: GUIButton (environment, parent, id, rectangle, noclip)
gui::IGUIElement *parent, s32 id, core::rect<s32> rectangle,
ISimpleTextureSource *tsrc, bool noclip)
: GUIButton (environment, parent, id, rectangle, tsrc, noclip)
{
m_image = Environment->addImage(
core::rect<s32>(0,0,rectangle.getWidth(),rectangle.getHeight()), this);
@ -39,100 +40,38 @@ GUIButtonImage::GUIButtonImage(gui::IGUIEnvironment *environment,
sendToBack(m_image);
}
bool GUIButtonImage::OnEvent(const SEvent& event)
{
bool result = GUIButton::OnEvent(event);
EGUI_BUTTON_IMAGE_STATE imageState = getImageState(isPressed(), m_foreground_images);
video::ITexture *texture = m_foreground_images[(u32)imageState].Texture;
if (texture != nullptr)
{
m_image->setImage(texture);
}
m_image->setVisible(texture != nullptr);
return result;
}
void GUIButtonImage::setForegroundImage(EGUI_BUTTON_IMAGE_STATE state,
video::ITexture *image, const core::rect<s32> &sourceRect)
{
if (state >= EGBIS_COUNT)
return;
if (image)
image->grab();
u32 stateIdx = (u32)state;
if (m_foreground_images[stateIdx].Texture)
m_foreground_images[stateIdx].Texture->drop();
m_foreground_images[stateIdx].Texture = image;
m_foreground_images[stateIdx].SourceRect = sourceRect;
EGUI_BUTTON_IMAGE_STATE imageState = getImageState(isPressed(), m_foreground_images);
if (imageState == stateIdx)
m_image->setImage(image);
}
void GUIButtonImage::setForegroundImage(video::ITexture *image)
{
setForegroundImage(gui::EGBIS_IMAGE_UP, image);
if (image == m_foreground_image)
return;
if (image != nullptr)
image->grab();
if (m_foreground_image != nullptr)
m_foreground_image->drop();
m_foreground_image = image;
m_image->setImage(image);
}
void GUIButtonImage::setForegroundImage(video::ITexture *image, const core::rect<s32> &pos)
//! Set element properties from a StyleSpec
void GUIButtonImage::setFromStyle(const StyleSpec& style)
{
setForegroundImage(gui::EGBIS_IMAGE_UP, image, pos);
}
void GUIButtonImage::setPressedForegroundImage(video::ITexture *image)
{
setForegroundImage(gui::EGBIS_IMAGE_DOWN, image);
}
void GUIButtonImage::setPressedForegroundImage(video::ITexture *image, const core::rect<s32> &pos)
{
setForegroundImage(gui::EGBIS_IMAGE_DOWN, image, pos);
}
void GUIButtonImage::setHoveredForegroundImage(video::ITexture *image)
{
setForegroundImage(gui::EGBIS_IMAGE_UP_MOUSEOVER, image);
setForegroundImage(gui::EGBIS_IMAGE_UP_FOCUSED_MOUSEOVER, image);
}
void GUIButtonImage::setHoveredForegroundImage(video::ITexture *image, const core::rect<s32> &pos)
{
setForegroundImage(gui::EGBIS_IMAGE_UP_MOUSEOVER, image, pos);
setForegroundImage(gui::EGBIS_IMAGE_UP_FOCUSED_MOUSEOVER, image, pos);
}
void GUIButtonImage::setFromStyle(const StyleSpec &style, ISimpleTextureSource *tsrc)
{
GUIButton::setFromStyle(style, tsrc);
GUIButton::setFromStyle(style);
video::IVideoDriver *driver = Environment->getVideoDriver();
const core::position2di buttonCenter(AbsoluteRect.getCenter());
core::position2d<s32> geom(buttonCenter);
if (style.isNotDefault(StyleSpec::FGIMG)) {
video::ITexture *texture = style.getTexture(StyleSpec::FGIMG, tsrc);
video::ITexture *texture = style.getTexture(StyleSpec::FGIMG,
getTextureSource());
setForegroundImage(guiScalingImageButton(driver, texture, geom.X, geom.Y));
setScaleImage(true);
}
if (style.isNotDefault(StyleSpec::FGIMG_HOVERED)) {
video::ITexture *hovered_texture = style.getTexture(StyleSpec::FGIMG_HOVERED, tsrc);
setHoveredForegroundImage(guiScalingImageButton(driver, hovered_texture, geom.X, geom.Y));
setScaleImage(true);
}
if (style.isNotDefault(StyleSpec::FGIMG_PRESSED)) {
video::ITexture *pressed_texture = style.getTexture(StyleSpec::FGIMG_PRESSED, tsrc);
setPressedForegroundImage(guiScalingImageButton(driver, pressed_texture, geom.X, geom.Y));
setScaleImage(true);
} else {
setForegroundImage(nullptr);
}
}
@ -143,11 +82,12 @@ void GUIButtonImage::setScaleImage(bool scaleImage)
}
GUIButtonImage *GUIButtonImage::addButton(IGUIEnvironment *environment,
const core::rect<s32> &rectangle, IGUIElement *parent, s32 id,
const wchar_t *text, const wchar_t *tooltiptext)
const core::rect<s32> &rectangle, ISimpleTextureSource *tsrc,
IGUIElement *parent, s32 id, const wchar_t *text,
const wchar_t *tooltiptext)
{
GUIButtonImage *button = new GUIButtonImage(environment,
parent ? parent : environment->getRootGUIElement(), id, rectangle);
parent ? parent : environment->getRootGUIElement(), id, rectangle, tsrc);
if (text)
button->setText(text);