Refactor to centralize GUIButton styling/rendering code (#9090)

1 files changed, 59 insertions, 0 deletions

diff --git a/src/gui/guiButtonImage.h b/src/gui/guiButtonImage.h
new file mode 100644
index 000000000..15901ee5d
--- /dev/null
+++ b/src/gui/guiButtonImage.h
@@ -0,0 +1,59 @@
+/*
+Minetest
+Copyright (C) 2013 celeron55, Perttu Ahola <celeron55@gmail.com>
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU Lesser General Public License as published by
+the Free Software Foundation; either version 2.1 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Lesser General Public License for more details.
+
+You should have received a copy of the GNU Lesser General Public License along
+with this program; if not, write to the Free Software Foundation, Inc.,
+51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+*/
+
+#include "guiButton.h"
+#include "IGUIButton.h"
+
+using namespace irr;
+
+class GUIButtonImage : public GUIButton
+{
+public:
+	//! constructor
+	GUIButtonImage(gui::IGUIEnvironment *environment, gui::IGUIElement *parent,
+			s32 id, core::rect<s32> rectangle, bool noclip = false);
+
+	virtual bool OnEvent(const SEvent& event) override;
+
+	void setForegroundImage(gui::EGUI_BUTTON_IMAGE_STATE state,
+			video::ITexture *image = nullptr,
+			const core::rect<s32> &sourceRect = core::rect<s32>(0, 0, 0, 0));
+
+	void setForegroundImage(video::ITexture *image = nullptr);
+	void setForegroundImage(video::ITexture *image, const core::rect<s32> &pos);
+
+	void setPressedForegroundImage(video::ITexture *image = nullptr);
+	void setPressedForegroundImage(video::ITexture *image, const core::rect<s32> &pos);
+
+	void setHoveredForegroundImage(video::ITexture *image = nullptr);
+	void setHoveredForegroundImage(video::ITexture *image, const core::rect<s32> &pos);
+
+	virtual void setFromStyle(const StyleSpec &style, ISimpleTextureSource *tsrc) override;
+
+	virtual void setScaleImage(bool scaleImage=true) override;
+
+	//! Do not drop returned handle
+	static GUIButtonImage *addButton(gui::IGUIEnvironment *environment,
+			const core::rect<s32> &rectangle, IGUIElement *parent, s32 id,
+			const wchar_t *text, const wchar_t *tooltiptext = L"");
+
+private:
+	ButtonImage m_foreground_images[gui::EGBIS_COUNT];
+	gui::IGUIImage *m_image;
+};