MUTATIONOFJB: Add font support and conversation widget.

4 files changed, 134 insertions, 2 deletions

diff --git a/engines/mutationofjb/widgets/conversationwidget.cpp b/engines/mutationofjb/widgets/conversationwidget.cpp
new file mode 100644
index 0000000000..6196bc672a
--- /dev/null
+++ b/engines/mutationofjb/widgets/conversationwidget.cpp
@@ -0,0 +1,65 @@
+/* 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.
+ *
+ */
+
+#include "mutationofjb/widgets/conversationwidget.h"
+#include "mutationofjb/game.h"
+#include "mutationofjb/gui.h"
+#include "mutationofjb/font.h"
+
+namespace MutationOfJB {
+
+enum {
+	CONVERSATION_LINES_X = 5,
+	CONVERSATION_LINES_Y = 151,
+	CONVERSATION_LINE_HEIGHT = 12
+};
+
+ConversationWidget::ConversationWidget(Gui &gui, const Common::Rect &area, const Graphics::Surface &surface) :
+	Widget(gui, area),
+	_surface(surface) {}
+
+
+void ConversationWidget::setLine(int lineNo, const Common::String &str) {
+	if (lineNo >= CONVERSATION_LINES) {
+		return;
+	}
+
+	_lines[lineNo] = str;
+	markDirty();
+}
+
+void ConversationWidget::_draw(Graphics::ManagedSurface &surface) {
+	surface.blitFrom(_surface, Common::Point(_area.left, _area.top));
+
+	for (int i = 0; i < CONVERSATION_LINES; ++i) {
+		Common::String &line = _lines[i];
+		if (line.empty()) {
+			continue;
+		}
+
+		// TODO: Active line should be Gui::WHITE.
+		_gui.getGame().getSystemFont().drawString(line, Gui::LIGHTGRAY, CONVERSATION_LINES_X, CONVERSATION_LINES_Y + i * CONVERSATION_LINE_HEIGHT, surface);
+	}
+}
+
+}
+
diff --git a/engines/mutationofjb/widgets/conversationwidget.h b/engines/mutationofjb/widgets/conversationwidget.h
new file mode 100644
index 0000000000..0f26a99d3f
--- /dev/null
+++ b/engines/mutationofjb/widgets/conversationwidget.h
@@ -0,0 +1,50 @@
+/* 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.
+ *
+ */
+
+#ifndef MUTATIONOFJB_CONVERSATIONWIDGET_H
+#define MUTATIONOFJB_CONVERSATIONWIDGET_H
+
+#include "mutationofjb/widgets/widget.h"
+#include "graphics/surface.h"
+
+namespace MutationOfJB {
+
+class ConversationWidget : public Widget {
+public:
+	enum { CONVERSATION_LINES = 4 };
+
+	ConversationWidget(Gui &gui, const Common::Rect &area, const Graphics::Surface &surface);
+
+	void setLine(int lineNo, const Common::String &str);
+
+protected:
+	void _draw(Graphics::ManagedSurface &surface);
+
+private:
+
+	Graphics::Surface _surface;
+	Common::String _lines[CONVERSATION_LINES];
+};
+
+}
+
+#endif
diff --git a/engines/mutationofjb/widgets/widget.cpp b/engines/mutationofjb/widgets/widget.cpp
index fea7f6fbe0..5503f625cd 100644
--- a/engines/mutationofjb/widgets/widget.cpp
+++ b/engines/mutationofjb/widgets/widget.cpp
@@ -32,6 +32,17 @@ void Widget::setId(int id) {
 	_id = id;
 }
 
+bool Widget::isVisible() const {
+	return _visible;
+}
+
+void Widget::setVisible(bool visible) {
+	if (!_visible && visible) {
+		markDirty();
+	}
+	_visible = visible;
+}
+
 void Widget::markDirty() {
 	_dirty = true;
 }
@@ -42,7 +53,9 @@ bool Widget::isDirty() const {
 
 void Widget::update(Graphics::ManagedSurface &surface) {
 	if (_dirty) {
-		_draw(surface);
+		if (_visible) {
+			_draw(surface);
+		}
 		_dirty = false;
 	}
 }
diff --git a/engines/mutationofjb/widgets/widget.h b/engines/mutationofjb/widgets/widget.h
index f81d466c1c..ed3a3acd54 100644
--- a/engines/mutationofjb/widgets/widget.h
+++ b/engines/mutationofjb/widgets/widget.h
@@ -40,12 +40,15 @@ class Gui;
 
 class Widget {
 public:
-	Widget(Gui &gui, const Common::Rect &area) : _gui(gui), _area(area), _id(0), _dirty(true) {}
+	Widget(Gui &gui, const Common::Rect &area) : _gui(gui), _area(area), _id(0), _visible(true), _dirty(true) {}
 	virtual ~Widget() {}
 
 	int getId() const;
 	void setId(int id);
 
+	bool isVisible() const;
+	void setVisible(bool visible);
+
 	bool isDirty() const;
 	void markDirty();
 	void update(Graphics::ManagedSurface &);
@@ -57,6 +60,7 @@ protected:
 	Gui &_gui;
 	Common::Rect _area;
 	int _id;
+	bool _visible;
 	bool _dirty;
 };