/* * The ManaPlus Client * Copyright (C) 2004-2009 The Mana World Development Team * Copyright (C) 2009-2010 The Mana Developers * Copyright (C) 2011 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/>. */ #include "gui/widgets/progressbar.h" #include "client.h" #include "configuration.h" #include "graphics.h" #include "graphicsvertexes.h" #include "textrenderer.h" #include "gui/gui.h" #include "gui/palette.h" #include "gui/theme.h" #include "resources/image.h" #include "utils/dtor.h" #include <guichan/font.hpp> #include "debug.h" ImageRect ProgressBar::mBorder; int ProgressBar::mInstances = 0; float ProgressBar::mAlpha = 1.0; ProgressBar::ProgressBar(float progress, int width, int height, int color): gcn::Widget(), mSmoothProgress(true), mProgressPalette(color), mSmoothColorChange(true), mVertexes(new GraphicsVertexes()), mRedraw(true) { // The progress value is directly set at load time: if (progress > 1.0f || progress < 0.0f) progress = 1.0f; mProgress = progress; mProgressToGo = progress; mColor = Theme::getProgressColor(color >= 0 ? color : 0, mProgress); mColorToGo = mColor; addWidgetListener(this); setSize(width, height); if (mInstances == 0) { Image *dBorders = Theme::getImageFromTheme("progress.png"); if (!dBorders) dBorders = Theme::getImageFromTheme("vscroll_grey.png"); if (dBorders) { mBorder.grid[0] = dBorders->getSubImage(0, 0, 4, 4); mBorder.grid[1] = dBorders->getSubImage(4, 0, 3, 4); mBorder.grid[2] = dBorders->getSubImage(7, 0, 4, 4); mBorder.grid[3] = dBorders->getSubImage(0, 4, 4, 10); mBorder.grid[4] = dBorders->getSubImage(4, 4, 3, 10); mBorder.grid[5] = dBorders->getSubImage(7, 4, 4, 10); mBorder.grid[6] = dBorders->getSubImage(0, 15, 4, 4); mBorder.grid[7] = dBorders->getSubImage(4, 15, 3, 4); mBorder.grid[8] = dBorders->getSubImage(7, 15, 4, 4); for (int i = 0; i < 9; i++) mBorder.grid[i]->setAlpha(mAlpha); dBorders->decRef(); } else { for (int f = 0; f < 9; f ++) mBorder.grid[f] = nullptr; } } mInstances++; } ProgressBar::~ProgressBar() { mInstances--; if (mInstances == 0) for_each(mBorder.grid, mBorder.grid + 9, dtor<Image*>()); delete mVertexes; mVertexes = nullptr; } void ProgressBar::logic() { if (mSmoothColorChange && mColorToGo != mColor) { // Smoothly changing the color for a nicer effect. if (mColorToGo.r > mColor.r) mColor.r++; if (mColorToGo.g > mColor.g) mColor.g++; if (mColorToGo.b > mColor.b) mColor.b++; if (mColorToGo.r < mColor.r) mColor.r--; if (mColorToGo.g < mColor.g) mColor.g--; if (mColorToGo.b < mColor.b) mColor.b--; } if (mSmoothProgress && mProgressToGo != mProgress) { // Smoothly showing the progressbar changes. if (mProgressToGo > mProgress) mProgress = std::min(1.0f, mProgress + 0.005f); if (mProgressToGo < mProgress) mProgress = std::max(0.0f, mProgress - 0.005f); } } void ProgressBar::updateAlpha() { float alpha = std::max(Client::getGuiAlpha(), Theme::instance()->getMinimumOpacity()); if (mAlpha != alpha) { mAlpha = alpha; for (int i = 0; i < 9; i++) { if (mBorder.grid[i]) mBorder.grid[i]->setAlpha(mAlpha); } } } void ProgressBar::draw(gcn::Graphics *graphics) { updateAlpha(); mColor.a = static_cast<int>(mAlpha * 255); gcn::Rectangle rect = getDimension(); rect.x = 0; rect.y = 0; render(static_cast<Graphics*>(graphics), rect, mColor, mProgress, mText, mVertexes, &mRedraw); } void ProgressBar::setProgress(float progress) { const float p = std::min(1.0f, std::max(0.0f, progress)); mProgressToGo = p; if (!mSmoothProgress) mProgress = p; if (mProgressPalette >= 0) mColorToGo = Theme::getProgressColor(mProgressPalette, progress); } void ProgressBar::setProgressPalette(int progressPalette) { int oldPalette = mProgressPalette; mProgressPalette = progressPalette; if (mProgressPalette != oldPalette && mProgressPalette >= 0) mColorToGo = Theme::getProgressColor(mProgressPalette, mProgressToGo); } void ProgressBar::setColor(const gcn::Color &color) { mColorToGo = color; if (!mSmoothColorChange) mColor = color; } void ProgressBar::render(Graphics *graphics, const gcn::Rectangle &area, const gcn::Color &color, float progress, const std::string &text, GraphicsVertexes *vert, bool *redraw) { gcn::Font *oldFont = graphics->getFont(); gcn::Color oldColor = graphics->getColor(); if (*redraw || graphics->getRedraw()) { *redraw = false; static_cast<Graphics*>(graphics)->calcWindow(vert, area.x, area.y, area.width, area.height, mBorder); } static_cast<Graphics*>(graphics)->drawImageRect2(vert, mBorder); // graphics->drawImageRect(area.x, area.y, area.width, area.height, mBorder); // graphics->drawImageRect(area, mBorder); // The bar if (progress > 0) { graphics->setColor(color); graphics->fillRectangle(gcn::Rectangle(static_cast<int>(area.x + 4), static_cast<int>(area.y + 4), static_cast<int>(static_cast<float>(progress) * static_cast<float>(area.width - 8)), static_cast<int>(area.height - 8))); } // The label if (!text.empty()) { const int textX = area.x + area.width / 2; const int textY = area.y + (area.height - boldFont->getHeight()) / 2; TextRenderer::renderText(graphics, text, textX, textY, gcn::Graphics::CENTER, Theme::getThemeColor(Theme::PROGRESS_BAR), gui->getFont(), true, false); } graphics->setFont(oldFont); graphics->setColor(oldColor); } void ProgressBar::render(Graphics *graphics, const gcn::Rectangle &area, const gcn::Color &color, float progress, const std::string &text) { gcn::Font *oldFont = graphics->getFont(); gcn::Color oldColor = graphics->getColor(); graphics->drawImageRect(area, mBorder); // The bar if (progress > 0) { graphics->setColor(color); graphics->fillRectangle(gcn::Rectangle(static_cast<int>(area.x + 4), static_cast<int>(area.y + 4), static_cast<int>(static_cast<float>(progress) * static_cast<float>(area.width - 8)), static_cast<int>(area.height - 8))); } // The label if (!text.empty()) { const int textX = area.x + area.width / 2; const int textY = area.y + (area.height - boldFont->getHeight()) / 2; TextRenderer::renderText(graphics, text, textX, textY, gcn::Graphics::CENTER, Theme::getThemeColor(Theme::PROGRESS_BAR), gui->getFont(), true, false); } graphics->setFont(oldFont); graphics->setColor(oldColor); } void ProgressBar::widgetResized(const gcn::Event &event A_UNUSED) { mRedraw = true; } void ProgressBar::widgetMoved(const gcn::Event &event A_UNUSED) { mRedraw = true; }