Initial commit

engines/sherlock/tattoo/widget_text.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 "sherlock/tattoo/widget_text.h"
+#include "sherlock/tattoo/tattoo_people.h"
+#include "sherlock/tattoo/tattoo_scene.h"
+#include "sherlock/tattoo/tattoo_user_interface.h"
+#include "sherlock/tattoo/tattoo.h"
+
+namespace Sherlock {
+
+namespace Tattoo {
+
+WidgetText::WidgetText(SherlockEngine *vm) : WidgetBase(vm) {
+}
+
+void WidgetText::load(const Common::String &str, int speaker) {
+	Screen &screen = *_vm->_screen;
+	Talk &talk = *_vm->_talk;
+	TattooUserInterface &ui = *(TattooUserInterface *)_vm->_ui;
+	Common::StringArray lines;
+
+	int width = SHERLOCK_SCREEN_WIDTH / 3;
+	int height;
+
+	for (;;) {
+		splitLines(str, lines, width - _surface.widestChar() * 2, 100);
+		height = (screen.fontHeight() + 1) * lines.size() + 9;
+
+		if ((width - _surface.widestChar() * 2 > height * 3 / 2) || (width - _surface.widestChar() * 2
+				> SHERLOCK_SCREEN_WIDTH * 3 / 4))
+			break;
+
+		width += (width / 4);
+	}
+
+	// See if it's only a single line long
+	if (height == _surface.fontHeight() + 10) {
+		width = _surface.widestChar() * 2 + 6;
+
+		const char *strP = str.c_str();
+		while (*strP && (*strP < talk._opcodes[OP_SWITCH_SPEAKER] || *strP == talk._opcodes[OP_NULL]))
+			width += _surface.charWidth(*strP++);
+	}
+
+	_bounds = Common::Rect(width, height);
+
+	if (speaker == -1) {
+		// No speaker specified, so center window on look position
+		_bounds.translate(ui._lookPos.x - width / 2, ui._lookPos.y - height / 2);
+	} else {
+		// Speaker specified, so center the window above them
+		centerWindowOnSpeaker(speaker);
+	}
+
+	render(str);
+}
+
+void WidgetText::centerWindowOnSpeaker(int speaker) {
+	TattooPeople &people = *(TattooPeople *)_vm->_people;
+	TattooScene &scene = *(TattooScene *)_vm->_scene;
+	Common::Point pt;
+
+	speaker &= 0x7f;
+	bool flag = _vm->readFlags(FLAG_PLAYER_IS_HOLMES);
+	if (people[HOLMES]._type == CHARACTER && ((speaker == HOLMES && flag) || (speaker == WATSON && !flag))) {
+		// Place the window centered above the player
+		pt.x = people[HOLMES]._position.x / FIXED_INT_MULTIPLIER - _bounds.width() / 2;
+
+		int scaleVal = scene.getScaleVal(people[HOLMES]._position);
+		if (scaleVal == SCALE_THRESHOLD) {
+			pt.x += people[HOLMES].frameWidth() / 2;
+			pt.y = people[HOLMES]._position.y / FIXED_INT_MULTIPLIER - people[HOLMES].frameHeight()
+				- _bounds.height() - _surface.fontHeight();
+		} else {
+			pt.x += people[HOLMES]._imageFrame->sDrawXSize(scaleVal) / 2;
+			pt.y = people[HOLMES]._position.y / FIXED_INT_MULTIPLIER - people[HOLMES]._imageFrame->sDrawYSize(scaleVal)
+				- _bounds.height() - _surface.fontHeight();
+		}
+	} else {
+		pt.y = -1;
+
+		// Check each NPC to see if they are the one that is talking
+		for (int idx = 1; idx < MAX_CHARACTERS; ++idx) {
+			// WORKAROUND: Fixes an original game bug where the positioning for Watson's dialogs
+			// during conversations at the Park Lake lake scene is in the incorrect position
+			if (speaker == 1 && scene._currentScene == 30)
+				continue;
+
+			if (people[idx]._type == CHARACTER) {
+				if (!scumm_strnicmp(people[idx]._npcName.c_str(), people._characters[speaker]._portrait, 4)) {
+					// Place the window above the player
+					pt.x = people[idx]._position.x / FIXED_INT_MULTIPLIER - _bounds.width() / 2;
+
+					int scaleVal = scene.getScaleVal(people[idx]._position);
+					if (scaleVal == SCALE_THRESHOLD) {
+						pt.x += people[idx].frameWidth() / 2;
+						pt.y = people[idx]._position.y / FIXED_INT_MULTIPLIER - people[idx].frameHeight()
+							- _bounds.height() - _surface.fontHeight();
+					}
+					else {
+						pt.x += people[idx]._imageFrame->sDrawXSize(scaleVal) / 2;
+						pt.y = people[idx]._position.y / FIXED_INT_MULTIPLIER - people[idx]._imageFrame->sDrawYSize(scaleVal)
+							- _bounds.height() - _surface.fontHeight();
+					}
+
+					if (pt.y < 0)
+						pt.y = 0;
+					break;
+				}
+			}
+		}
+
+		if (pt.y == -1) {
+			for (uint idx = 0; idx < scene._bgShapes.size(); ++idx) {
+				Object &obj = scene._bgShapes[idx];
+
+				if (obj._type == ACTIVE_BG_SHAPE && !scumm_strnicmp(obj._name.c_str(), people._characters[speaker]._portrait, 4)) {
+					// Place the window centered above the character
+					pt.x = obj._position.x - _bounds.width() / 2;
+					pt.y = obj._position.y - _bounds.height() - _surface.fontHeight();
+					if (pt.y < 0)
+						pt.y = 0;
+					if (obj._scaleVal == SCALE_THRESHOLD)
+						pt.x += obj.frameWidth() / 2;
+					else
+						pt.x += obj._imageFrame->sDrawXSize(obj._scaleVal) / 2;
+
+					break;
+				}
+			}
+		}
+
+		if (pt.y == -1) {
+			pt.x = SHERLOCK_SCREEN_WIDTH / 2 - _bounds.width() / 2;
+			pt.y = SHERLOCK_SCREEN_HEIGHT / 2 - _bounds.height() / 2;
+		}
+	}
+
+	_bounds.moveTo(pt);
+}
+
+void WidgetText::render(const Common::String &str) {
+	Common::StringArray lines;
+	_remainingText = splitLines(str, lines, _bounds.width() - _surface.widestChar() * 2,
+		_bounds.height() / (_surface.fontHeight() + 1));
+
+	// Allocate a surface for the window
+	_surface.create(_bounds.width(), _bounds.height());
+	_surface.clear(TRANSPARENCY);
+
+	// Form the background for the new window
+	makeInfoArea();
+
+	int yp = 5;
+	for (int lineNum = 0; yp < (_bounds.height() - _surface.fontHeight() / 2); ++lineNum) {
+		_surface.writeString(lines[lineNum], Common::Point(_surface.widestChar(), yp), INFO_TOP);
+		yp += _surface.fontHeight() + 1;
+	}
+}
+
+/*----------------------------------------------------------------*/
+
+WidgetMessage::WidgetMessage(SherlockEngine *vm) : WidgetBase(vm) {
+	_menuCounter = 0;
+}
+
+void WidgetMessage::load(const Common::String &str, int time) {
+	Events &events = *_vm->_events;
+	Common::Point mousePos = events.mousePos();
+	_menuCounter = time;
+
+	// Set up the bounds for the dialog to be a single line
+	_bounds = Common::Rect(_surface.stringWidth(str) + _surface.widestChar() * 2 + 6, _surface.fontHeight() + 10);
+	_bounds.moveTo(mousePos.x - _bounds.width() / 2, mousePos.y - _bounds.height() / 2);
+
+	// Allocate a surface for the window
+	_surface.create(_bounds.width(), _bounds.height());
+	_surface.clear(TRANSPARENCY);
+
+	// Form the background for the new window and write the line of text
+	makeInfoArea();
+	_surface.writeString(str, Common::Point(_surface.widestChar() + 3, 5), INFO_TOP);
+}
+
+void WidgetMessage::handleEvents() {
+	Events &events = *_vm->_events;
+	TattooUserInterface &ui = *(TattooUserInterface *)_vm->_ui;
+	WidgetBase::handleEvents();
+
+	--_menuCounter;
+
+	// Check if a mouse or keypress has occurred, or the display counter has expired
+	if (events._pressed || events._released || events._rightPressed || events._rightReleased ||
+			ui._keyState.keycode || !_menuCounter || ui._action) {
+		// Close the window
+		banishWindow();
+
+		// Reset cursor and switch back to standard mode
+		events.setCursor(ARROW);
+		events.clearEvents();
+		ui._action = kActionNone;
+		ui._oldBgFound = -1;
+		ui._menuMode = STD_MODE;
+	}
+}
+
+} // End of namespace Tattoo
+
+} // End of namespace Sherlock