mirror of
https://github.com/coderkei/akmenu-next.git
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93 lines
2.4 KiB
C++
93 lines
2.4 KiB
C++
/*
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zoomingicon.cpp
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Copyright (C) 2007 Acekard, www.acekard.com
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Copyright (C) 2007-2009 somebody
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Copyright (C) 2009 yellow wood goblin
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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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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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "zoomingicon.h"
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#include "gdi.h"
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cZoomingIcon::cZoomingIcon() {
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_x = 0;
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_y = 0;
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_scale = 1.f;
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_needUpdateBuffer = false;
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_sprite.init(0);
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_sprite.setPriority(1);
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_sprite.setAlpha(15);
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_sprite.show();
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}
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cZoomingIcon::~cZoomingIcon() {}
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void cZoomingIcon::setScale(float scale) {
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_scale = scale;
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}
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void cZoomingIcon::setPosition(u8 x, u8 y) {
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_x = x;
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_y = y;
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}
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void cZoomingIcon::setBufferChanged() {
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_needUpdateBuffer = true;
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}
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void cZoomingIcon::update() {
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static float scaleFactor = 0.015;
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if (_visible) {
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_scale += scaleFactor;
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if (_scale > 1.2 || _scale < 0.9) scaleFactor *= -1;
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_sprite.setScale(_scale, _scale);
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if (!_sprite.visible()) _sprite.show();
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} else {
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_scale = 1.0;
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scaleFactor = 0.015;
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_sprite.setScale(1.f, 1.f);
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if (_sprite.visible()) _sprite.hide();
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}
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_sprite.setScale(_scale, _scale);
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_sprite.setPosition(_x, _y);
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if (_needUpdateBuffer) {
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DC_FlushRange(_buffer, 32 * 32 * 2);
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dmaCopy(_buffer, _sprite.buffer(), 32 * 32 * 2);
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DC_InvalidateRange(_sprite.buffer(), 32 * 32 * 2);
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_needUpdateBuffer = false;
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}
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}
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void cZoomingIcon::show() {
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if (!_visible) {
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_visible = true;
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gdi().maskBlt(_buffer, _x, _y, 32, 32, GE_MAIN); // sprite only available on main engine
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}
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}
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void cZoomingIcon::hide() {
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if (_visible) {
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_visible = false;
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gdi().maskBlt(_buffer, _x, _y, 32, 32, GE_MAIN); // sprite only available on main engine
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}
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}
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void cZoomingIcon::reset() {
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_scale = 1.f;
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}
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