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DISTRHO Plugin Framework
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commit 0dc4dcc95e4e1432c5ca58f08f0832186b5908b9
parent e7c0e4f28644b38f72df4be85c719e84095fe18b
Author: falkTX <falktx@gmail.com>
Date:   Thu, 22 May 2014 23:14:15 +0100

Add ImageSwitch class

Diffstat:
Adgl/ImageSwitch.hpp | 68++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
Mdgl/Makefile | 1+
Adgl/src/ImageSwitch.cpp | 118+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
3 files changed, 187 insertions(+), 0 deletions(-)

diff --git a/dgl/ImageSwitch.hpp b/dgl/ImageSwitch.hpp @@ -0,0 +1,68 @@ +/* + * DISTRHO Plugin Framework (DPF) + * Copyright (C) 2012-2014 Filipe Coelho <falktx@falktx.com> + * + * Permission to use, copy, modify, and/or distribute this software for any purpose with + * or without fee is hereby granted, provided that the above copyright notice and this + * permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD + * TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN + * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL + * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER + * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN + * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef DGL_IMAGE_SWITCH_HPP_INCLUDED +#define DGL_IMAGE_SWITCH_HPP_INCLUDED + +#include "Image.hpp" +#include "Widget.hpp" + +START_NAMESPACE_DGL + +// ----------------------------------------------------------------------- + +class ImageSwitch : public Widget +{ +public: + class Callback + { + public: + virtual ~Callback() {} + virtual void imageSwitchClicked(ImageSwitch* imageButton, bool down) = 0; + }; + + explicit ImageSwitch(Window& parent, const Image& imageNormal, const Image& imageDown, int id = 0) noexcept; + explicit ImageSwitch(Widget* widget, const Image& imageNormal, const Image& imageDown, int id = 0) noexcept; + explicit ImageSwitch(const ImageSwitch& imageSwitch) noexcept; + + int getId() const noexcept; + void setId(int id) noexcept; + + bool isDown() const noexcept; + void setDown(bool down) noexcept; + + void setCallback(Callback* callback) noexcept; + +protected: + void onDisplay() override; + bool onMouse(const MouseEvent&) override; + +private: + Image fImageNormal; + Image fImageDown; + bool fIsDown; + int fId; + + Callback* fCallback; + + DISTRHO_LEAK_DETECTOR(ImageSwitch) +}; + +// ----------------------------------------------------------------------- + +END_NAMESPACE_DGL + +#endif // DGL_IMAGE_SWITCH_HPP_INCLUDED diff --git a/dgl/Makefile b/dgl/Makefile @@ -22,6 +22,7 @@ OBJS = \ src/ImageButton.cpp.o \ src/ImageKnob.cpp.o \ src/ImageSlider.cpp.o \ + src/ImageSwitch.cpp.o \ src/Widget.cpp.o ifeq ($(MACOS),true) diff --git a/dgl/src/ImageSwitch.cpp b/dgl/src/ImageSwitch.cpp @@ -0,0 +1,118 @@ +/* + * DISTRHO Plugin Framework (DPF) + * Copyright (C) 2012-2014 Filipe Coelho <falktx@falktx.com> + * + * Permission to use, copy, modify, and/or distribute this software for any purpose with + * or without fee is hereby granted, provided that the above copyright notice and this + * permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD + * TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN + * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL + * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER + * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN + * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#include "../ImageSwitch.hpp" + +START_NAMESPACE_DGL + +// ----------------------------------------------------------------------- + +ImageSwitch::ImageSwitch(Window& parent, const Image& imageNormal, const Image& imageDown, int id) noexcept + : Widget(parent), + fImageNormal(imageNormal), + fImageDown(imageDown), + fIsDown(false), + fId(id), + fCallback(nullptr) +{ + DISTRHO_SAFE_ASSERT(fImageNormal.getSize() == fImageDown.getSize()); + + setSize(fImageNormal.getSize()); +} + +ImageSwitch::ImageSwitch(Widget* widget, const Image& imageNormal, const Image& imageDown, int id) noexcept + : Widget(widget->getParentWindow()), + fImageNormal(imageNormal), + fImageDown(imageDown), + fIsDown(false), + fId(id), + fCallback(nullptr) +{ + DISTRHO_SAFE_ASSERT(fImageNormal.getSize() == fImageDown.getSize()); + + setSize(fImageNormal.getSize()); +} + +ImageSwitch::ImageSwitch(const ImageSwitch& imageSwitch) noexcept + : Widget(imageSwitch.getParentWindow()), + fImageNormal(imageSwitch.fImageNormal), + fImageDown(imageSwitch.fImageDown), + fIsDown(imageSwitch.fIsDown), + fId(imageSwitch.fId), + fCallback(imageSwitch.fCallback) +{ + DISTRHO_SAFE_ASSERT(fImageNormal.getSize() == fImageDown.getSize()); + + setSize(fImageNormal.getSize()); +} + +int ImageSwitch::getId() const noexcept +{ + return fId; +} + +void ImageSwitch::setId(int id) noexcept +{ + fId = id;; +} + +bool ImageSwitch::isDown() const noexcept +{ + return fIsDown; +} + +void ImageSwitch::setDown(bool down) noexcept +{ + if (fIsDown == down) + return; + + fIsDown = down; + repaint(); +} + +void ImageSwitch::setCallback(Callback* callback) noexcept +{ + fCallback = callback; +} + +void ImageSwitch::onDisplay() +{ + if (fIsDown) + fImageNormal.draw(); + else + fImageDown.draw(); +} + +bool ImageSwitch::onMouse(const MouseEvent& ev) +{ + if (ev.press && contains(ev.pos)) + { + fIsDown = !fIsDown; + + repaint(); + + if (fCallback != nullptr) + fCallback->imageSwitchClicked(this, fIsDown); + + return true; + } + + return false; +} + +// ----------------------------------------------------------------------- + +END_NAMESPACE_DGL