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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 3 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, see <http://www.gnu.org/licenses/>.
*
*/
#include "common/system.h"
#include "graphics/paletteman.h"
#include "xyzzy/view1.h"
namespace Xyzzy {
bool View1::msgFocus(const FocusMessage &msg) {
Common::fill(&_pal[0], &_pal[256 * 3], 0);
_offset = 128;
return true;
}
bool View1::msgKeypress(const KeypressMessage &msg) {
// Any keypress to close the view
close();
return true;
}
void View1::draw() {
// Draw a bunch of squares on screen
Graphics::ManagedSurface s = getSurface();
for (int i = 0; i < 100; ++i)
s.frameRect(Common::Rect(i, i, 320 - i, 200 - i), i);
}
bool View1::tick() {
// Cycle the palette
++_offset;
for (int i = 0; i < 256; ++i)
_pal[i * 3 + 1] = (i + _offset) % 256;
g_system->getPaletteManager()->setPalette(_pal, 0, 256);
// Below is redundant since we're only cycling the palette, but it demonstrates
// how to trigger the view to do further draws after the first time, since views
// don't automatically keep redrawing unless you tell it to
if ((_offset % 256) == 0)
redraw();
return true;
}
} // namespace Xyzzy
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