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djsrv
61cfbdc469
Finding the closets color in the current palette is necessary for transparency in bitmap borders to work.
128 lines
3.7 KiB
C++
128 lines
3.7 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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*/
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#include "common/system.h"
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#include "graphics/macgui/macwindowborder.h"
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#include "graphics/macgui/macwindowmanager.h"
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namespace Graphics {
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using namespace Graphics::MacGUIConstants;
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MacWindowBorder::MacWindowBorder() : _activeInitialized(false), _inactiveInitialized(false) {
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_activeBorder = nullptr;
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_inactiveBorder = nullptr;
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_borderOffsets.left = -1;
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_borderOffsets.right = -1;
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_borderOffsets.top = -1;
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_borderOffsets.bottom = -1;
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_borderOffsets.titleTop = -1;
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_borderOffsets.titleBottom = -1;
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_borderOffsets.dark = false;
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}
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MacWindowBorder::~MacWindowBorder() {
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if (_activeBorder)
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delete _activeBorder;
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if (_inactiveBorder)
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delete _inactiveBorder;
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}
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bool MacWindowBorder::hasBorder(bool active) {
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return active ? _activeInitialized : _inactiveInitialized;
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}
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void MacWindowBorder::addActiveBorder(TransparentSurface *source) {
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if (_activeBorder)
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delete _activeBorder;
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_activeBorder = new NinePatchBitmap(source, true);
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_activeInitialized = true;
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if (_activeBorder->getPadding().isValidRect())
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setOffsets(_activeBorder->getPadding());
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}
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void MacWindowBorder::addInactiveBorder(TransparentSurface *source) {
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if (_inactiveBorder)
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delete _inactiveBorder;
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_inactiveBorder = new NinePatchBitmap(source, true);
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_inactiveInitialized = true;
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if (!_inactiveBorder->getPadding().isValidRect())
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setOffsets(_inactiveBorder->getPadding());
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}
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bool MacWindowBorder::hasOffsets() {
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return _borderOffsets.left > -1 && _borderOffsets.right > -1
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&& _borderOffsets.top > -1 && _borderOffsets.bottom > -1;
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}
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void MacWindowBorder::setOffsets(int left, int right, int top, int bottom) {
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_borderOffsets.left = left;
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_borderOffsets.right = right;
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_borderOffsets.top = top;
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_borderOffsets.bottom = bottom;
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}
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void MacWindowBorder::setOffsets(Common::Rect &rect) {
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_borderOffsets.left = rect.left;
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_borderOffsets.right = rect.right;
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_borderOffsets.top = rect.top;
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_borderOffsets.bottom = rect.bottom;
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}
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void MacWindowBorder::setOffsets(const BorderOffsets &offsets) {
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_borderOffsets = offsets;
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}
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BorderOffsets &MacWindowBorder::getOffset() {
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return _borderOffsets;
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}
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void MacWindowBorder::blitBorderInto(ManagedSurface &destination, bool active, MacWindowManager *wm) {
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TransparentSurface srf;
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NinePatchBitmap *src = active ? _activeBorder : _inactiveBorder;
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if ((active && !_activeInitialized) || (!active && !_inactiveInitialized)) {
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warning("Attempt to blit unitialised border");
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}
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if (destination.w == 0 || destination.h == 0) {
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warning("Attempt to draw %d x %d window", destination.w, destination.h);
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return;
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}
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srf.create(destination.w, destination.h, destination.format);
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srf.fillRect(Common::Rect(srf.w, srf.h), wm->_colorGreen2);
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src->blit(srf, 0, 0, srf.w, srf.h, NULL, 0, wm);
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destination.transBlitFrom(srf, wm->_colorGreen2);
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srf.free();
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}
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} // End of namespace Graphics
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