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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* 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 (at your option) 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, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* $URL$
* $Id$
*
*/
#include "common/util.h"
#include "graphics/surface.h"
#include "graphics/colormasks.h"
#include "common/system.h"
#include "common/events.h"
#include "gui/InterfaceManager.h"
#include "graphics/VectorRenderer.h"
DECLARE_SINGLETON(GUI::InterfaceManager);
namespace GUI {
using namespace Graphics;
InterfaceManager::InterfaceManager() :
_vectorRenderer(0), _system(0), _graphicsMode(kGfxDisabled),
_screen(0), _bytesPerPixel(0) {
_system = g_system;
setGraphicsMode(kGfxStandard16bit);
}
template<typename PixelType>
void InterfaceManager::screenInit() {
freeScreen();
_screen = new Surface;
_screen->create(_system->getOverlayWidth(), _system->getOverlayHeight(), sizeof(PixelType));
_system->clearOverlay();
}
void InterfaceManager::setGraphicsMode(Graphics_Mode mode) {
if (mode == _graphicsMode)
return;
_graphicsMode = mode;
switch (mode) {
case kGfxStandard16bit:
case kGfxAntialias16bit:
_bytesPerPixel = sizeof(uint16);
screenInit<uint16>();
break;
default:
return;
}
freeRenderer();
_vectorRenderer = createRenderer(mode);
_vectorRenderer->setSurface(_screen);
}
void InterfaceManager::addDrawStep(Common::String &drawDataId, Graphics::DrawStep *step) {
_widgets[getDrawDataId(drawDataId)]->_steps.push_back(step);
}
bool InterfaceManager::init() {
return false;
}
bool InterfaceManager::isWidgetCached(DrawData type, const Common::Rect &r) {
return _widgets[type] && _widgets[type]->_cached &&
_widgets[type]->_surfaceCache->w == r.width() &&
_widgets[type]->_surfaceCache->h == r.height();
}
void InterfaceManager::drawCached(DrawData type, const Common::Rect &r) {
assert(_widgets[type]->_surfaceCache->bytesPerPixel == _screen->bytesPerPixel);
_vectorRenderer->blitSurface(_widgets[type]->_surfaceCache, r);
}
void InterfaceManager::drawDD(DrawData type, const Common::Rect &r) {
if (isWidgetCached(type, r)) {
drawCached(type, r);
} else {
for (uint i = 0; i < _widgets[type]->_steps.size(); ++i)
_vectorRenderer->drawStep(r, *_widgets[type]->_steps[i]);
}
}
void InterfaceManager::drawButton(const Common::Rect &r, const Common::String &str, WidgetStateInfo state, uint16 hints) {
if (!_initOk)
return;
if (state == kStateEnabled)
drawDD(kDDButtonIdle, r);
else if (state == kStateHighlight)
drawDD(kDDButtonHover, r);
// TODO: Add text drawing.
addDirtyRect(r);
}
void InterfaceManager::drawLineSeparator(const Common::Rect &r, WidgetStateInfo state) {
if (!_initOk)
return;
drawDD(kDDSeparator, r);
addDirtyRect(r);
}
void InterfaceManager::drawCheckbox(const Common::Rect &r, const Common::String &str, bool checked, WidgetStateInfo state) {
if (!_initOk)
return;
drawDD(checked ? kDDCheckboxEnabled : kDDCheckboxDisabled, r);
Common::Rect r2 = r;
r2.left += 16; // TODO: add variable for checkbox text offset.
// TODO: text drawing
// getFont()->drawString(&_screen, str, r2.left, r2.top, r2.width(), getColor(state), Graphics::kTextAlignLeft, 0, false);
addDirtyRect(r);
}
void InterfaceManager::drawSlider(const Common::Rect &r, int width, WidgetStateInfo state) {
if (!_initOk)
return;
drawDD(kDDSliderEmpty, r);
Common::Rect r2 = r;
r2.setWidth(MIN((int16)width, r.width()));
drawDD(kDDSliderFull, r2);
addDirtyRect(r);
}
void InterfaceManager::drawScrollbar(const Common::Rect &r, int sliderY, int sliderHeight, ScrollbarState sb_state, WidgetStateInfo state) {
if (!_initOk)
return;
}
int InterfaceManager::runGUI() {
Common::EventManager *eventMan = _system->getEventManager();
_system->showOverlay();
Graphics::DrawStep *steps = new Graphics::DrawStep[5];
steps[0].gradColor1.r = 214;
steps[0].gradColor1.g = 113;
steps[0].gradColor1.b = 8;
steps[0].gradColor2.r = 240;
steps[0].gradColor2.g = 200;
steps[0].gradColor2.b = 25;
steps[0].fillMode = VectorRenderer::kFillGradient;
steps[0].drawingCall = &VectorRenderer::drawCallback_FILLSURFACE;
steps[1].gradColor1.r = 206;
steps[1].gradColor1.g = 121;
steps[1].gradColor1.b = 99;
steps[1].gradColor2.r = 173;
steps[1].gradColor2.g = 40;
steps[1].gradColor2.b = 8;
steps[1].radius = 8; // radius
steps[1].fillArea = true;
steps[1].drawingCall = &VectorRenderer::drawCallback_ROUNDSQ;
steps[1].scale = (1 << 16);
steps[2].radius = 8; // radius
steps[2].fillArea = false;
steps[2].x.relative = true;
steps[2].x.pos = 32;
steps[2].y.relative = false;
steps[2].y.pos = 32;
steps[2].w = 128;
steps[2].h = 32;
steps[2].drawingCall = &VectorRenderer::drawCallback_ROUNDSQ;
steps[2].scale = (1 << 16);
steps[3].fgColor.r = 255;
steps[3].fgColor.g = 255;
steps[3].fgColor.b = 255;
steps[3].drawingCall = &VectorRenderer::drawCallback_VOID;
Common::Rect area = Common::Rect(32, 32, 256, 256);
bool running = true;
while (running) { // draw!!
_vectorRenderer->drawStep(Common::Rect(), steps[0]);
_vectorRenderer->drawStep(Common::Rect(), steps[3]);
_vectorRenderer->drawStep(area, steps[1]);
_vectorRenderer->drawStep(area, steps[2]);
// _vectorRenderer->drawStep(Common::Rect(32, 32, 256, 256), &steps[3]);
_vectorRenderer->copyFrame(_system);
Common::Event event;
_system->delayMillis(100);
while (eventMan->pollEvent(event)) {
if (event.type == Common::EVENT_QUIT)
running = false;
}
}
_system->hideOverlay();
return 1;
}
} // end of namespace GUI.
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