/* * The ManaPlus Client * Copyright (C) 2004-2009 The Mana World Development Team * Copyright (C) 2009-2010 The Mana Developers * Copyright (C) 2011-2014 The ManaPlus Developers * * This file is part of The ManaPlus Client. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * 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 General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ /* _______ __ __ __ ______ __ __ _______ __ __ * / _____/\ / /\ / /\ / /\ / ____/\ / /\ / /\ / ___ /\ / |\/ /\ * / /\____\// / // / // / // /\___\// /_// / // /\_/ / // , |/ / / * / / /__ / / // / // / // / / / ___ / // ___ / // /| ' / / * / /_// /\ / /_// / // / // /_/_ / / // / // /\_/ / // / | / / * /______/ //______/ //_/ //_____/\ /_/ //_/ //_/ //_/ //_/ /|_/ / * \______\/ \______\/ \_\/ \_____\/ \_\/ \_\/ \_\/ \_\/ \_\/ \_\/ * * Copyright (c) 2004 - 2008 Olof Naessén and Per Larsson * * * Per Larsson a.k.a finalman * Olof Naessén a.k.a jansem/yakslem * * Visit: http://guichan.sourceforge.net * * License: (BSD) * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * 3. Neither the name of Guichan nor the names of its contributors may * be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #include "gui/widgets/button.h" #include "graphicsvertexes.h" #include "settings.h" #include "events/keyevent.h" #include "input/inputaction.h" #include "resources/image.h" #include "resources/imageset.h" #include "resources/imagerect.h" #include "gui/gui.h" #include "gui/skin.h" #include "gui/rect.h" #include "gui/fonts/font.h" #include "utils/delete2.h" #include "debug.h" int Button::mInstances = 0; float Button::mAlpha = 1.0; static std::string const data[Button::BUTTON_COUNT] = { "button.xml", "button_highlighted.xml", "button_pressed.xml", "button_disabled.xml" }; Skin *Button::button[BUTTON_COUNT]; Button::Button(const Widget2 *const widget) : Widget(widget), MouseListener(), KeyListener(), FocusListener(), WidgetListener(), mCaption(), mHasMouse(false), mKeyPressed(false), mMousePressed(false), mAlignment(Graphics::CENTER), mSpacing(4), mDescription(), mVertexes2(new ImageCollection), mEnabledColor(getThemeColor(Theme::BUTTON)), mEnabledColor2(getThemeColor(Theme::BUTTON_OUTLINE)), mDisabledColor(getThemeColor(Theme::BUTTON_DISABLED)), mDisabledColor2(getThemeColor(Theme::BUTTON_DISABLED_OUTLINE)), mHighlightedColor(getThemeColor(Theme::BUTTON_HIGHLIGHTED)), mHighlightedColor2(getThemeColor(Theme::BUTTON_HIGHLIGHTED_OUTLINE)), mPressedColor(getThemeColor(Theme::BUTTON_PRESSED)), mPressedColor2(getThemeColor(Theme::BUTTON_PRESSED_OUTLINE)), mImages(nullptr), mImageSet(nullptr), mClickCount(0), mTag(0), mMode(0), mXOffset(0), mYOffset(0), mImageWidth(0), mImageHeight(0), mStick(false), mPressed(false) { init(); adjustSize(); } Button::Button(const Widget2 *const widget, const std::string &restrict caption, const std::string &restrict actionEventId, ActionListener *const listener) : Widget(widget), MouseListener(), KeyListener(), FocusListener(), WidgetListener(), mCaption(caption), mHasMouse(false), mKeyPressed(false), mMousePressed(false), mAlignment(Graphics::CENTER), mSpacing(4), mDescription(), mVertexes2(new ImageCollection), mEnabledColor(getThemeColor(Theme::BUTTON)), mEnabledColor2(getThemeColor(Theme::BUTTON_OUTLINE)), mDisabledColor(getThemeColor(Theme::BUTTON_DISABLED)), mDisabledColor2(getThemeColor(Theme::BUTTON_DISABLED_OUTLINE)), mHighlightedColor(getThemeColor(Theme::BUTTON_HIGHLIGHTED)), mHighlightedColor2(getThemeColor(Theme::BUTTON_HIGHLIGHTED_OUTLINE)), mPressedColor(getThemeColor(Theme::BUTTON_PRESSED)), mPressedColor2(getThemeColor(Theme::BUTTON_PRESSED_OUTLINE)), mImages(nullptr), mImageSet(nullptr), mClickCount(0), mTag(0), mMode(0), mXOffset(0), mYOffset(0), mImageWidth(0), mImageHeight(0), mStick(false), mPressed(false) { init(); adjustSize(); setActionEventId(actionEventId); if (listener) addActionListener(listener); } Button::Button(const Widget2 *const widget, const std::string &restrict caption, const std::string &restrict imageName, const int imageWidth, const int imageHeight, const std::string &restrict actionEventId, ActionListener *const listener) : Widget(widget), MouseListener(), KeyListener(), FocusListener(), WidgetListener(), mCaption(caption), mHasMouse(false), mKeyPressed(false), mMousePressed(false), mAlignment(Graphics::CENTER), mSpacing(4), mDescription(), mVertexes2(new ImageCollection), mEnabledColor(getThemeColor(Theme::BUTTON)), mEnabledColor2(getThemeColor(Theme::BUTTON_OUTLINE)), mDisabledColor(getThemeColor(Theme::BUTTON_DISABLED)), mDisabledColor2(getThemeColor(Theme::BUTTON_DISABLED_OUTLINE)), mHighlightedColor(getThemeColor(Theme::BUTTON_HIGHLIGHTED)), mHighlightedColor2(getThemeColor(Theme::BUTTON_HIGHLIGHTED_OUTLINE)), mPressedColor(getThemeColor(Theme::BUTTON_PRESSED)), mPressedColor2(getThemeColor(Theme::BUTTON_PRESSED_OUTLINE)), mImages(nullptr), mImageSet(nullptr), mClickCount(0), mTag(0), mMode(0), mXOffset(0), mYOffset(0), mImageWidth(imageWidth), mImageHeight(imageHeight), mStick(false), mPressed(false) { init(); loadImageSet(imageName); adjustSize(); setActionEventId(actionEventId); if (listener) addActionListener(listener); } Button::Button(const Widget2 *const widget, const std::string &restrict imageName, const int imageWidth, const int imageHeight, const std::string &restrict actionEventId, ActionListener *const listener) : Widget(widget), MouseListener(), KeyListener(), FocusListener(), WidgetListener(), mCaption(), mHasMouse(false), mKeyPressed(false), mMousePressed(false), mAlignment(Graphics::CENTER), mSpacing(4), mDescription(), mVertexes2(new ImageCollection), mEnabledColor(getThemeColor(Theme::BUTTON)), mEnabledColor2(getThemeColor(Theme::BUTTON_OUTLINE)), mDisabledColor(getThemeColor(Theme::BUTTON_DISABLED)), mDisabledColor2(getThemeColor(Theme::BUTTON_DISABLED_OUTLINE)), mHighlightedColor(getThemeColor(Theme::BUTTON_HIGHLIGHTED)), mHighlightedColor2(getThemeColor(Theme::BUTTON_HIGHLIGHTED_OUTLINE)), mPressedColor(getThemeColor(Theme::BUTTON_PRESSED)), mPressedColor2(getThemeColor(Theme::BUTTON_PRESSED_OUTLINE)), mImages(nullptr), mImageSet(nullptr), mClickCount(0), mTag(0), mMode(0), mXOffset(0), mYOffset(0), mImageWidth(imageWidth), mImageHeight(imageHeight), mStick(false), mPressed(false) { init(); loadImageSet(imageName); adjustSize(); setActionEventId(actionEventId); if (listener) addActionListener(listener); } Button::Button(const Widget2 *const widget, const std::string &restrict caption, const std::string &restrict imageName, const std::string &restrict actionEventId, ActionListener *const listener) : Widget(widget), MouseListener(), KeyListener(), FocusListener(), WidgetListener(), mCaption(caption), mHasMouse(false), mKeyPressed(false), mMousePressed(false), mAlignment(Graphics::CENTER), mSpacing(4), mDescription(), mVertexes2(new ImageCollection), mEnabledColor(getThemeColor(Theme::BUTTON)), mEnabledColor2(getThemeColor(Theme::BUTTON_OUTLINE)), mDisabledColor(getThemeColor(Theme::BUTTON_DISABLED)), mDisabledColor2(getThemeColor(Theme::BUTTON_DISABLED_OUTLINE)), mHighlightedColor(getThemeColor(Theme::BUTTON_HIGHLIGHTED)), mHighlightedColor2(getThemeColor(Theme::BUTTON_HIGHLIGHTED_OUTLINE)), mPressedColor(getThemeColor(Theme::BUTTON_PRESSED)), mPressedColor2(getThemeColor(Theme::BUTTON_PRESSED_OUTLINE)), mImages(nullptr), mImageSet(nullptr), mClickCount(0), mTag(0), mMode(0), mXOffset(0), mYOffset(0), mImageWidth(0), mImageHeight(0), mStick(false), mPressed(false) { init(); loadImage(imageName); adjustSize(); setActionEventId(actionEventId); if (listener) addActionListener(listener); } void Button::init() { mAllowLogic = false; addMouseListener(this); addKeyListener(this); addFocusListener(this); addWidgetListener(this); setFocusable(true); setFrameSize(0); if (mInstances == 0) { if (theme) { for (int mode = 0; mode < BUTTON_COUNT; mode ++) button[mode] = theme->load(data[mode], "button.xml"); } updateAlpha(); } mInstances++; } Button::~Button() { if (gui) gui->removeDragged(this); mInstances--; if (mInstances == 0 && theme) { for (int mode = 0; mode < BUTTON_COUNT; mode ++) theme->unload(button[mode]); } delete2(mVertexes2); if (mImageSet) { mImageSet->decRef(); mImageSet = nullptr; } if (mImages) { for (int f = 0; f < BUTTON_COUNT; f ++) mImages[f] = nullptr; delete [] mImages; mImages = nullptr; } } void Button::loadImage(const std::string &imageName) { if (mImageSet) { mImageSet->decRef(); mImageSet = nullptr; } Image *const image = Theme::getImageFromThemeXml(imageName, ""); mImages = new Image*[BUTTON_COUNT]; for (int f = 0; f < BUTTON_COUNT; f ++) mImages[f] = image; } void Button::loadImageSet(const std::string &imageName) { if (mImageSet) { mImageSet->decRef(); mImageSet = nullptr; } mImageSet = Theme::getImageSetFromTheme(imageName, mImageWidth, mImageHeight); if (!mImageSet) return; mImages = new Image*[BUTTON_COUNT]; mImages[0] = nullptr; for (int f = 0; f < BUTTON_COUNT; f ++) { Image *const img = mImageSet->get(f); if (img) mImages[f] = img; else mImages[f] = mImages[0]; } } void Button::updateAlpha() { const float alpha = std::max(settings.guiAlpha, theme->getMinimumOpacity()); if (mAlpha != alpha) { mAlpha = alpha; for (int mode = 0; mode < BUTTON_COUNT; mode ++) { for (int a = 0; a < 9; a ++) { Skin *const skin = button[mode]; if (skin) { const ImageRect &rect = skin->getBorder(); Image *const image = rect.grid[a]; if (image) image->setAlpha(mAlpha); } } } } } void Button::draw(Graphics *graphics) { BLOCK_START("Button::draw") int mode; if (!isEnabled()) mode = BUTTON_DISABLED; else if (isPressed2()) mode = BUTTON_PRESSED; else if (mHasMouse || isFocused()) mode = BUTTON_HIGHLIGHTED; else mode = BUTTON_STANDARD; const Skin *const skin = button[mode]; if (!skin) { BLOCK_END("Button::draw") return; } updateAlpha(); bool recalc = false; if (mRedraw) { recalc = true; } else { // because we don't know where parent windows was moved, // need recalc vertexes ClipRect &rect = graphics->getTopClip(); if (rect.xOffset != mXOffset || rect.yOffset != mYOffset) { recalc = true; mXOffset = rect.xOffset; mYOffset = rect.yOffset; } else if (mMode != mode) { recalc = true; mMode = mode; } else if (graphics->getRedraw()) { recalc = true; } } const int padding = skin->getPadding(); const int spacing = skin->getOption("spacing"); switch (mode) { case BUTTON_DISABLED: graphics->setColorAll(mDisabledColor, mDisabledColor2); break; case BUTTON_PRESSED: graphics->setColorAll(mPressedColor, mPressedColor2); break; case BUTTON_HIGHLIGHTED: graphics->setColorAll(mHighlightedColor, mHighlightedColor2); break; default: graphics->setColorAll(mEnabledColor, mEnabledColor2); break; } int imageX = 0; int imageY = 0; int textX = 0; const Rect &rect = mDimension; const int width = rect.width; const int height = rect.height; Font *const font = getFont(); int textY = height / 2 - font->getHeight() / 2; if (mImages) imageY = height / 2 - mImageHeight / 2; // need move calculation from draw!!! switch (mAlignment) { default: case Graphics::LEFT: { if (mImages) { imageX = padding; textX = padding + mImageWidth + spacing; } else { textX = padding; } break; } case Graphics::CENTER: { const int width1 = font->getWidth(mCaption); if (mImages) { const int w = width1 + mImageWidth + spacing; imageX = (width - w) / 2; textX = imageX + mImageWidth + spacing - width1 / 2; } else { textX = (width - width1) / 2; } break; } case Graphics::RIGHT: { const int width1 = font->getWidth(mCaption); textX = width - width1 - padding; imageX = textX - width1 - spacing; break; } } if (isBatchDrawRenders(openGLMode)) { if (recalc) { mRedraw = false; mMode = mode; mVertexes2->clear(); graphics->calcWindow(mVertexes2, 0, 0, width, height, skin->getBorder()); if (mImages) { if (isPressed()) { graphics->calcTileCollection(mVertexes2, mImages[mode], imageX + 1, imageY + 1); } else { graphics->calcTileCollection(mVertexes2, mImages[mode], imageX, imageY); } } graphics->finalize(mVertexes2); } graphics->drawTileCollection(mVertexes2); } else { graphics->drawImageRect(0, 0, width, height, skin->getBorder()); if (mImages) { if (isPressed()) graphics->drawImage(mImages[mode], imageX + 1, imageY + 1); else graphics->drawImage(mImages[mode], imageX, imageY); } } if (isPressed()) { textX ++; textY ++; } font->drawString(graphics, mCaption, textX, textY); BLOCK_END("Button::draw") } void Button::mouseReleased(MouseEvent& event) { if (event.getButton() == MouseButton::LEFT) { if (mStick) mPressed = !mPressed; if (mMousePressed && mHasMouse) { mMousePressed = false; mClickCount = event.getClickCount(); distributeActionEvent(); } else { mMousePressed = false; mClickCount = 0; } event.consume(); } } void Button::widgetResized(const Event &event A_UNUSED) { mRedraw = true; } void Button::widgetMoved(const Event &event A_UNUSED) { mRedraw = true; } void Button::adjustSize() { const Font *const font = getFont(); const Skin *const skin = button[BUTTON_STANDARD]; if (!skin) return; const int padding = skin->getPadding(); if (mImages) { const int spacing = skin->getOption("spacing"); const int width = font->getWidth(mCaption); if (width) setWidth(width + mImageWidth + spacing + 2 * padding); else setWidth(mImageWidth + 2 * padding); int height = font->getHeight(); if (height < mImageHeight) height = mImageHeight; setHeight(height + 2 * padding); } else { setWidth(font->getWidth(mCaption) + 2 * padding); setHeight(font->getHeight() + 2 * padding); } } void Button::keyPressed(KeyEvent& event) { const int action = event.getActionId(); if (action == InputAction::GUI_SELECT) { mKeyPressed = true; event.consume(); } } void Button::keyReleased(KeyEvent& event) { const int action = event.getActionId(); if (action == InputAction::GUI_SELECT && mKeyPressed) { mKeyPressed = false; if (mStick) mPressed = !mPressed; distributeActionEvent(); event.consume(); } } bool Button::isPressed2() const { return (mPressed || isPressed()); } bool Button::isPressed() const { if (mMousePressed) return mHasMouse; else return mKeyPressed; } void Button::focusLost(const Event& event A_UNUSED) { mMousePressed = false; mKeyPressed = false; } void Button::mousePressed(MouseEvent& event) { if (event.getButton() == MouseButton::LEFT) { mMousePressed = true; event.consume(); } } void Button::mouseEntered(MouseEvent& event A_UNUSED) { mHasMouse = true; } void Button::mouseExited(MouseEvent& event A_UNUSED) { mHasMouse = false; } void Button::mouseDragged(MouseEvent& event) { event.consume(); }