3DSoftwareRenderer-DFSPR/Source/DFPSR/gui/components/Panel.h

// zlib open source license
//
// Copyright (c) 2018 to 2019 David Forsgren Piuva
// 
// This software is provided 'as-is', without any express or implied
// warranty. In no event will the authors be held liable for any damages
// arising from the use of this software.
// 
// Permission is granted to anyone to use this software for any purpose,
// including commercial applications, and to alter it and redistribute it
// freely, subject to the following restrictions:
// 
//    1. The origin of this software must not be misrepresented; you must not
//    claim that you wrote the original software. If you use this software
//    in a product, an acknowledgment in the product documentation would be
//    appreciated but is not required.
// 
//    2. Altered source versions must be plainly marked as such, and must not be
//    misrepresented as being the original software.
// 
//    3. This notice may not be removed or altered from any source
//    distribution.

#ifndef DFPSR_GUI_COMPONENT_PANEL
#define DFPSR_GUI_COMPONENT_PANEL

#include "../VisualComponent.h"

namespace dsr {

class Panel : public VisualComponent {
PERSISTENT_DECLARATION(Panel)
public:
	// Attributes
	PersistentBoolean solid; // If true, the panel itself will be drawn.
	PersistentColor color; // The color being used when drawn is set to true.
	void declareAttributes(StructureDefinition &target) const override;
	Persistent* findAttribute(const ReadableString &name) override;
private:
	void completeAssets();
	void generateGraphics();
	MediaMethod background;
	OrderedImageRgbaU8 imageBackground; // Alpha is copied to the target and should be 255
	//OrderedImageRgbaU8 imagePassive; // TODO: Use for passive rendering of child components in cluttered panels
	// Generated
	bool hasImages = false;
	int lastWidth = 0;
	int lastHeight = 0;
	ColorRgbI32 lastColor;
public:
	Panel();
public:
	bool isContainer() const;
	void drawSelf(ImageRgbaU8& targetImage, const IRect &relativeLocation) override;
	void changedTheme(VisualTheme newTheme) override;
};

}

#endif