Initial commit

engines/stark/ui/world/button.cpp

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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 "engines/stark/ui/world/button.h"
+#include "engines/stark/services/services.h"
+#include "engines/stark/gfx/driver.h"
+#include "engines/stark/visual/explodingimage.h"
+#include "engines/stark/visual/flashingimage.h"
+#include "engines/stark/visual/image.h"
+#include "engines/stark/visual/text.h"
+
+namespace Stark {
+
+Button::Button(const Common::String &text, StaticProvider::UIElement stockElement, const Common::Point &pos, HintAlign align, const Common::Point &hintPos) :
+		_position(pos),
+		_stockElement(stockElement),
+		_text(text),
+		_hintPosition(hintPos),
+		_align(align),
+		_mouseText(nullptr),
+		_renderHint(false),
+		_explodingImageAnimation(nullptr),
+		_flashingImageAnimation(nullptr) {
+}
+
+Button::~Button() {
+	delete _explodingImageAnimation;
+	delete _flashingImageAnimation;
+	delete _mouseText;
+}
+
+void Button::render() {
+	VisualImageXMG *image = StarkStaticProvider->getUIElement(_stockElement);
+	image->render(_position, false);
+
+	if (_explodingImageAnimation) {
+		_explodingImageAnimation->render(_position);
+	}
+
+	if (_flashingImageAnimation) {
+		_flashingImageAnimation->render(_position);
+	}
+
+	if (_renderHint) {
+		Common::Point pos(_hintPosition);
+		if (_align == kAlignRight) {
+			pos.x -= _mouseText->getRect().width();
+		}
+		_mouseText->render(pos);
+		_renderHint = false;
+	}
+}
+
+bool Button::containsPoint(const Common::Point &point) {
+	VisualImageXMG *image = StarkStaticProvider->getUIElement(_stockElement);
+
+	Common::Rect r;
+	r.left = _position.x;
+	r.top = _position.y;
+	r.setWidth(image->getWidth());
+	r.setHeight(image->getHeight());
+	return r.contains(point);
+}
+
+void Button::showButtonHint() {
+	if (!_mouseText) {
+		_mouseText = new VisualText(StarkGfx);
+		_mouseText->setText(_text);
+		_mouseText->setColor(Gfx::Color(0xFF, 0xFF, 0xFF));
+		_mouseText->setFont(FontProvider::kSmallFont);
+		_mouseText->setTargetWidth(96);
+	}
+	_renderHint = true;
+}
+
+void Button::resetHintVisual() {
+	delete _mouseText;
+	_mouseText = nullptr;
+}
+
+void Button::goToAnimStatement(int animScriptItemIndex) {
+	StarkStaticProvider->goToAnimScriptStatement(_stockElement, animScriptItemIndex);
+}
+
+void Button::startImageExplosion(VisualImageXMG *image) {
+	assert(image);
+
+	stopImageExplosion();
+	_explodingImageAnimation = new VisualExplodingImage(StarkGfx);
+	_explodingImageAnimation->initFromSurface(image->getSurface(), image->getWidth(), image->getHeight());
+}
+
+void Button::stopImageExplosion() {
+	delete _explodingImageAnimation;
+	_explodingImageAnimation = nullptr;
+}
+
+void Button::startImageFlashing(VisualImageXMG *image) {
+	assert(image);
+
+	stopImageFlashing();
+	_flashingImageAnimation = new VisualFlashingImage(StarkGfx);
+	_flashingImageAnimation->initFromSurface(image->getSurface(), image->getWidth(), image->getHeight());
+}
+
+void Button::stopImageFlashing() {
+	delete _flashingImageAnimation;
+	_flashingImageAnimation = nullptr;
+}
+
+} // End of namespace Stark