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#include "imagebutton.hpp"
#include <MyGUI_RenderManager.h>
#include <components/debug/debuglog.hpp>
namespace Gui
{
bool ImageButton::sDefaultNeedKeyFocus = true;
ImageButton::ImageButton()
: Base()
, mMouseFocus(false)
, mMousePress(false)
, mKeyFocus(false)
, mUseWholeTexture(true)
, mTextureRect(MyGUI::IntCoord(0, 0, 0, 0))
{
setNeedKeyFocus(sDefaultNeedKeyFocus);
}
void ImageButton::setDefaultNeedKeyFocus(bool enabled)
{
sDefaultNeedKeyFocus = enabled;
}
void ImageButton::setTextureRect(MyGUI::IntCoord coord)
{
mTextureRect = coord;
mUseWholeTexture = (coord == MyGUI::IntCoord(0, 0, 0, 0));
updateImage();
}
void ImageButton::setPropertyOverride(const std::string &_key, const std::string &_value)
{
if (_key == "ImageHighlighted")
mImageHighlighted = _value;
else if (_key == "ImagePushed")
mImagePushed = _value;
else if (_key == "ImageNormal")
{
if (mImageNormal == "")
{
setImageTexture(_value);
}
mImageNormal = _value;
}
else if (_key == "TextureRect")
{
mTextureRect = MyGUI::IntCoord::parse(_value);
mUseWholeTexture = (mTextureRect == MyGUI::IntCoord(0, 0, 0, 0));
}
else
ImageBox::setPropertyOverride(_key, _value);
}
void ImageButton::onMouseSetFocus(Widget* _old)
{
mMouseFocus = true;
updateImage();
Base::onMouseSetFocus(_old);
}
void ImageButton::onMouseLostFocus(Widget* _new)
{
mMouseFocus = false;
updateImage();
Base::onMouseLostFocus(_new);
}
void ImageButton::onMouseButtonPressed(int _left, int _top, MyGUI::MouseButton _id)
{
if (_id == MyGUI::MouseButton::Left)
{
mMousePress = true;
updateImage();
}
Base::onMouseButtonPressed(_left, _top, _id);
}
void ImageButton::updateImage()
{
std::string textureName = mImageNormal;
if (mMousePress)
textureName = mImagePushed;
else if (mMouseFocus || mKeyFocus)
textureName = mImageHighlighted;
if (!mUseWholeTexture)
{
int scale = 1.f;
MyGUI::ITexture* texture = MyGUI::RenderManager::getInstance().getTexture(textureName);
if (texture && getHeight() != 0)
scale = texture->getHeight() / getHeight();
setImageTile(MyGUI::IntSize(mTextureRect.width * scale, mTextureRect.height * scale));
MyGUI::IntCoord scaledSize(mTextureRect.left * scale, mTextureRect.top * scale, mTextureRect.width * scale, mTextureRect.height * scale);
setImageCoord(scaledSize);
}
setImageTexture(textureName);
}
MyGUI::IntSize ImageButton::getRequestedSize()
{
MyGUI::ITexture* texture = MyGUI::RenderManager::getInstance().getTexture(mImageNormal);
if (!texture)
{
Log(Debug::Error) << "ImageButton: can't find image " << mImageNormal;
return MyGUI::IntSize(0,0);
}
if (mUseWholeTexture)
return MyGUI::IntSize(texture->getWidth(), texture->getHeight());
return MyGUI::IntSize(mTextureRect.width, mTextureRect.height);
}
void ImageButton::setImage(const std::string &image)
{
size_t extpos = image.find_last_of('.');
std::string imageNoExt = image.substr(0, extpos);
std::string ext = image.substr(extpos);
mImageNormal = imageNoExt + "_idle" + ext;
mImageHighlighted = imageNoExt + "_over" + ext;
mImagePushed = imageNoExt + "_pressed" + ext;
updateImage();
}
void ImageButton::onMouseButtonReleased(int _left, int _top, MyGUI::MouseButton _id)
{
if (_id == MyGUI::MouseButton::Left)
{
mMousePress = false;
updateImage();
}
Base::onMouseButtonReleased(_left, _top, _id);
}
void ImageButton::onKeySetFocus(MyGUI::Widget *_old)
{
mKeyFocus = true;
updateImage();
}
void ImageButton::onKeyLostFocus(MyGUI::Widget *_new)
{
mKeyFocus = false;
updateImage();
}
}
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