/* * The Mana Client * Copyright (C) 2004-2009 The Mana World Development Team * Copyright (C) 2009-2010 The Mana Developers * * This file is part of The Mana 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/slider.h" #include "client.h" #include "configuration.h" #include "graphics.h" #include "gui/theme.h" #include "resources/image.h" Image *Slider::hStart, *Slider::hMid, *Slider::hEnd, *Slider::hGrip; Image *Slider::vStart, *Slider::vMid, *Slider::vEnd, *Slider::vGrip; Image *Slider::hStartHi, *Slider::hMidHi, *Slider::hEndHi, *Slider::hGripHi; Image *Slider::vStartHi, *Slider::vMidHi, *Slider::vEndHi, *Slider::vGripHi; float Slider::mAlpha = 1.0; int Slider::mInstances = 0; Slider::Slider(double scaleEnd): gcn::Slider(scaleEnd), mHasMouse(false) { init(); } Slider::Slider(double scaleStart, double scaleEnd): gcn::Slider(scaleStart, scaleEnd), mHasMouse(false) { init(); } Slider::~Slider() { mInstances--; if (mInstances == 0) { delete hStart; delete hMid; delete hEnd; delete hGrip; delete vStart; delete vMid; delete vEnd; delete vGrip; delete hStartHi; delete hMidHi; delete hEndHi; delete hGripHi; delete vStartHi; delete vMidHi; delete vEndHi; delete vGripHi; } } void Slider::init() { setFrameSize(0); // Load resources if (mInstances == 0) { int x, y, w, h, o1, o2; Image *slider = Theme::getImageFromTheme("slider.png"); Image *sliderHi = Theme::getImageFromTheme("slider_hilight.png"); x = 0; y = 0; w = 15; h = 6; o1 = 4; o2 = 11; if (slider) { hStart = slider->getSubImage(x, y, o1 - x, h); hMid = slider->getSubImage(o1, y, o2 - o1, h); hEnd = slider->getSubImage(o2, y, w - o2 + x, h); } else { hStart = 0; hMid = 0; hEnd = 0; } if (sliderHi) { hStartHi = sliderHi->getSubImage(x, y, o1 - x, h); hMidHi = sliderHi->getSubImage(o1, y, o2 - o1, h); hEndHi = sliderHi->getSubImage(o2, y, w - o2 + x, h); } else { hStartHi = 0; hMidHi = 0; hEndHi = 0; } x = 6; y = 8; w = 9; h = 10; if (slider) hGrip = slider->getSubImage(x, y, w, h); else hGrip = 0; if (sliderHi) hGripHi = sliderHi->getSubImage(x, y, w, h); else hGripHi = 0; x = 0; y = 6; w = 6; h = 21; o1 = 10; o2 = 18; if (slider) { vStart = slider->getSubImage(x, y, w, o1 - y); vMid = slider->getSubImage(x, o1, w, o2 - o1); vEnd = slider->getSubImage(x, o2, w, h - o2 + y); } else { vStart = 0; vMid = 0; vEnd = 0; } if (sliderHi) { vStartHi = sliderHi->getSubImage(x, y, w, o1 - y); vMidHi = sliderHi->getSubImage(x, o1, w, o2 - o1); vEndHi = sliderHi->getSubImage(x, o2, w, h - o2 + y); } else { vStartHi = 0; vMidHi = 0; vEndHi = 0; } x = 6; y = 8; w = 9; h = 10; if (slider) vGrip = slider->getSubImage(x, y, w, h); else vGrip = 0; if (sliderHi) vGripHi = sliderHi->getSubImage(x, y, w, h); else vGripHi = 0; if (slider) slider->decRef(); if (sliderHi) sliderHi->decRef(); } mInstances++; if (hGrip) setMarkerLength(hGrip->getWidth()); } void Slider::updateAlpha() { float alpha = std::max(Client::getGuiAlpha(), Theme::instance()->getMinimumOpacity()); if (alpha != mAlpha) { mAlpha = alpha; if (hStart) hStart->setAlpha(mAlpha); if (hMid) hMid->setAlpha(mAlpha); if (hEnd) hEnd->setAlpha(mAlpha); if (hGrip) hGrip->setAlpha(mAlpha); if (hStartHi) hStartHi->setAlpha(mAlpha); if (hMidHi) hMidHi->setAlpha(mAlpha); if (hEndHi) hEndHi->setAlpha(mAlpha); if (hGripHi) hGripHi->setAlpha(mAlpha); if (vStart) vStart->setAlpha(mAlpha); if (vMid) vMid->setAlpha(mAlpha); if (vEnd) vEnd->setAlpha(mAlpha); if (vGrip) vGrip->setAlpha(mAlpha); if (vStartHi) vStartHi->setAlpha(mAlpha); if (vMidHi) vMidHi->setAlpha(mAlpha); if (vEndHi) vEndHi->setAlpha(mAlpha); if (vGripHi) vGripHi->setAlpha(mAlpha); } } void Slider::draw(gcn::Graphics *graphics) { if (!hStart || !hStartHi) return; int w = getWidth(); int h = getHeight(); int x = 0; int y = mHasMouse ? (h - hStartHi->getHeight()) / 2 : (h - hStart->getHeight()) / 2; updateAlpha(); if (!mHasMouse) { static_cast<Graphics*>(graphics)->drawImage(hStart, x, y); w -= hStart->getWidth() + hEnd->getWidth(); x += hStart->getWidth(); if (hMid) { static_cast<Graphics*>(graphics)-> drawImagePattern(hMid, x, y, w, hMid->getHeight()); } x += w; if (hEnd) static_cast<Graphics*>(graphics)->drawImage(hEnd, x, y); } else { static_cast<Graphics*>(graphics)->drawImage(hStartHi, x, y); w -= hStartHi->getWidth(); if (hEndHi) w -= hEndHi->getWidth(); x += hStartHi->getWidth(); if (hMidHi) { static_cast<Graphics*>(graphics)-> drawImagePattern(hMidHi, x, y, w, hMidHi->getHeight()); } x += w; if (hEndHi) static_cast<Graphics*>(graphics)->drawImage(hEndHi, x, y); } drawMarker(graphics); } void Slider::drawMarker(gcn::Graphics *graphics) { if (!(mHasMouse?hGripHi:hGrip)) return; static_cast<Graphics*>(graphics)-> drawImage(mHasMouse?hGripHi:hGrip, getMarkerPosition(), (getHeight() - (mHasMouse?hGripHi:hGrip)->getHeight()) / 2); } void Slider::mouseEntered(gcn::MouseEvent& event _UNUSED_) { mHasMouse = true; } void Slider::mouseExited(gcn::MouseEvent& event _UNUSED_) { mHasMouse = false; }