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engines/mm/mm1/views_enh/scroll_text.h

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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/>.
+ *
+ */
+
+#ifndef MM1_VIEWS_ENH_SCROLL_TEXT_H
+#define MM1_VIEWS_ENH_SCROLL_TEXT_H
+
+#include "common/rect.h"
+#include "common/str.h"
+#include "graphics/font.h"
+#include "mm/mm1/views_enh/scroll_view.h"
+
+namespace MM {
+namespace MM1 {
+namespace ViewsEnh {
+
+/**
+ * Derived scroll class for displaying static text
+ */
+class ScrollText : public ScrollView {
+	struct Line {
+		Common::String _str;
+		Common::Point _pos;
+		byte _color = 0;
+		TextAlign _align = ALIGN_LEFT;
+
+		Line(const Common::String &str, const Common::Point &pos,
+			byte color = 0, TextAlign align = ALIGN_LEFT) :
+			_str(str), _pos(pos), _color(color), _align(align) {
+		}
+	};
+public:
+	typedef Common::Array<Line> Lines;
+private:
+	size_t _rowCount = 0;
+	Lines _lines;
+public:
+	ScrollText(const Common::String &name);
+	ScrollText(const Common::String &name, UIElement *owner);
+
+	/**
+	 * Sets the element's bounds
+	 */
+	void setBounds(const Common::Rect &r) override;
+
+	Lines::iterator begin() { return _lines.begin(); }
+	Lines::iterator end() { return _lines.end(); }
+	Lines::const_iterator begin() const { return _lines.begin(); }
+	Lines::const_iterator end() const { return _lines.end(); }
+
+	/**
+	 * Clear the lines
+	 */
+	void clear() {
+		_lines.clear();
+	}
+
+	/**
+	 * Simplest form that adds lines one at a time
+	 */
+	void addLine(const Common::String &str,
+		TextAlign align = ALIGN_LEFT, byte color = 0);
+
+	/**
+	 * Add a new line fragment for a given position
+	 */
+	void addText(const Common::String &str,
+		int lineNum, byte color = 0,
+		TextAlign align = ALIGN_LEFT, int xp = 0);
+	void addText(const Common::String &str,
+			int lineNum, TextAlign align = ALIGN_LEFT,
+			int xp = 0) {
+		addText(str, lineNum, 0, align, xp);
+	}
+
+	/**
+	 * Draw the view
+	 */
+	void draw() override;
+};
+
+} // namespace ViewsEnh
+} // namespace MM1
+} // namespace MM
+
+#endif