Initial commit

engines/mutationofjb/widgets/conversationwidget.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 "mutationofjb/widgets/conversationwidget.h"
+#include "mutationofjb/game.h"
+#include "mutationofjb/gamedata.h"
+#include "mutationofjb/guiscreen.h"
+#include "mutationofjb/font.h"
+#include "common/events.h"
+
+namespace MutationOfJB {
+
+enum {
+	CONVERSATION_LINES_X = 5,
+	CONVERSATION_LINES_Y = 151,
+	CONVERSATION_LINE_HEIGHT = 12
+};
+
+ConversationWidget::ConversationWidget(GuiScreen &gui, const Common::Rect &area, const Graphics::Surface &surface) :
+	Widget(gui, area),
+	_surface(surface),
+	_callback(nullptr) {}
+
+
+void ConversationWidget::setChoice(int choiceNo, const Common::String &str, uint32 data) {
+	if (choiceNo >= CONVERSATION_MAX_CHOICES) {
+		return;
+	}
+
+	_choices[choiceNo]._str = str;
+	_choices[choiceNo]._data = data;
+	markDirty();
+}
+
+void ConversationWidget::clearChoices() {
+	for (int i = 0; i < CONVERSATION_MAX_CHOICES; ++i) {
+		_choices[i]._str.clear();
+		_choices[i]._data = 0;
+	}
+	markDirty();
+}
+
+void ConversationWidget::draw(Graphics::ManagedSurface &surface) {
+	surface.blitFrom(_surface, Common::Point(_area.left, _area.top));
+
+	for (int i = 0; i < CONVERSATION_MAX_CHOICES; ++i) {
+		Common::String &str = _choices[i]._str;
+		if (str.empty()) {
+			continue;
+		}
+
+		// TODO: Active line should be WHITE.
+		_gui.getGame().getAssets().getSystemFont().drawString(&surface, str, CONVERSATION_LINES_X, CONVERSATION_LINES_Y + i * CONVERSATION_LINE_HEIGHT, _area.width(), LIGHTGRAY);
+	}
+}
+
+void ConversationWidget::handleEvent(const Common::Event &event) {
+	switch (event.type) {
+	case Common::EVENT_LBUTTONDOWN: {
+		const int16 x = event.mouse.x;
+		const int16 y = event.mouse.y;
+		if (_area.contains(x, y)) {
+			if (_callback) {
+				int choiceNo = (y - CONVERSATION_LINES_Y) / CONVERSATION_LINE_HEIGHT;
+				if (!_choices[choiceNo]._str.empty()) {
+					_callback->onChoiceClicked(this, choiceNo, _choices[choiceNo]._data);
+				}
+			}
+		}
+		break;
+	}
+	default:
+		break;
+	}
+}
+
+}