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2026-02-02 04:50:13 +01:00

405 lines
12 KiB
C++

/* 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/>.
*
*/
/*
* Based on
* WebVenture (c) 2010, Sean Kasun
* https://github.com/mrkite/webventure, http://seancode.com/webventure/
*
* Used with explicit permission from the author
*/
#include "common/system.h"
#include "graphics/macgui/mactext.h"
#include "macventure/dialog.h"
#include "macventure/gui.h"
namespace MacVenture {
Dialog::Dialog(Gui *gui, Common::MacResManager *resourceManager, uint16 resID) {
_gui = gui;
Common::SeekableReadStream *stream = resourceManager->getResource(MKTAG('D', 'L', 'O', 'G'), resID);
_bounds.top = stream->readUint16BE();
_bounds.left = stream->readUint16BE();
_bounds.bottom = stream->readUint16BE();
_bounds.right = stream->readUint16BE();
stream->readUint16BE(); // def
stream->readByte(); // vis?
stream->readByte(); // padding
stream->readByte(); // close
stream->readByte(); // padding
stream->readUint32BE(); // refcon
uint16 itemList = stream->readUint16BE();
byte titleLength = stream->readByte();
char *str = new char[titleLength + 1];
if (titleLength > 0) {
stream->read(str, titleLength);
}
str[titleLength] = '\0';
delete[] str;
str = nullptr;
delete stream;
stream = resourceManager->getResource(MKTAG('D', 'I', 'T', 'L'), itemList);
uint numItems = stream->readUint16BE() + 1;
for (uint i = 0; i < numItems; i++) {
stream->readUint32BE(); // reserved
PrebuiltDialogElement element;
element.action = kDANone;
element.top = stream->readUint16BE();
element.left = stream->readUint16BE();
element.height = stream->readUint16BE() - element.top;
element.width = stream->readUint16BE() - element.left;
element.type = (PrebuiltElementType)stream->readByte();
titleLength = stream->readByte();
if (titleLength > 0) {
str = new char[titleLength + 1];
stream->read(str, titleLength);
str[titleLength] = '\0';
element.title = str;
}
if (titleLength & 1)
stream->readByte(); // align
switch (element.type & 0x7f) {
case 4:
element.type = kDEButton;
addPrebuiltElement(element);
break;
case 8:
element.type = kDEPlainText;
addPrebuiltElement(element);
break;
case 0x10:
element.type = kDETextInput;
addPrebuiltElement(element);
break;
default:
break;
}
if (str) {
delete[] str;
str = nullptr;
}
}
delete stream;
}
Dialog::Dialog(Gui *gui, Common::Point pos, uint width, uint height) :
_gui(gui), _bounds(Common::Rect(pos.x, pos.y, pos.x + width, pos.y + height)) {}
Dialog::Dialog(Gui *gui, PrebuiltDialogs prebuilt, const Common::String &title) {
_gui = gui;
const PrebuiltDialog &dialog = g_prebuiltDialogs[prebuilt];
calculateBoundsFromPrebuilt(dialog.bounds);
for (int i = 0; dialog.elements[i].type != kDEEnd; i++) {
addPrebuiltElement(dialog.elements[i], title);
}
}
Dialog::~Dialog() {
for (Common::Array<DialogElement*>::iterator it = _elements.begin(); it != _elements.end(); it++) {
delete *it;
}
}
void Dialog::handleDialogAction(DialogElement *trigger, DialogAction action) {
switch(action) {
case kDACloseDialog:
_gui->closeDialog();
break;
case kDASubmit:
_gui->setTextInput(_userInput);
_gui->closeDialog();
break;
case kDASaveAs:
_gui->saveGame();
_gui->closeDialog();
break;
case kDALoadGame:
_gui->loadGame();
_gui->closeDialog();
break;
case kDANewGame:
_gui->newGame();
_gui->closeDialog();
break;
case kDAQuit:
_gui->quitGame();
_gui->closeDialog();
break;
default:
break;
}
}
Graphics::MacWindowManager *Dialog::getMacWindowManager() const {
return _gui->getMacWindowManager();
}
const Graphics::Font &Dialog::getFont() {
return _gui->getCurrentFont();
}
bool Dialog::processEvent(Common::Event event) {
for (Common::Array<DialogElement*>::iterator it = _elements.begin(); it != _elements.end(); it++) {
if ((*it)->processEvent(this, event)) {
return true;
}
}
return false;
}
void Dialog::addButton(Common::String title, MacVenture::DialogAction action, Common::Point position, uint width, uint height) {
_elements.push_back(new DialogButton(this, title, action, position, width, height));
}
void Dialog::addText(Common::String content, Common::Point position, int width, int height, Graphics::TextAlign alignment) {
_elements.push_back(new DialogPlainText(this, content, position, width, height));
}
void Dialog::addTextInput(Common::Point position, int width, int height, Graphics::TextAlign alignment) {
_elements.push_back(new DialogTextInput(this, _gui, position, width, height, alignment));
}
void Dialog::draw() {
Graphics::ManagedSurface compose;
// Compose the surface
compose.create(_bounds.width(), _bounds.height());
Common::Rect base(0, 0, _bounds.width(), _bounds.height());
compose.fillRect(base, kColorWhite);
compose.frameRect(base, kColorBlack);
for (Common::Array<DialogElement*>::iterator it = _elements.begin(); it != _elements.end(); it++) {
(*it)->draw(this, compose);
}
g_system->copyRectToScreen(compose.getPixels(), compose.pitch,
_bounds.left, _bounds.top, _bounds.width(), _bounds.height());
}
void Dialog::localize(Common::Point &point) {
point.x -= _bounds.left;
point.y -= _bounds.top;
}
void Dialog::setUserInput(Common::String content) {
_userInput = content;
}
DialogElement *Dialog::getElement(Common::String elementID) {
for (auto &el : _elements) {
if (el->getText() == elementID) {
return el;
}
}
return nullptr;
}
void Dialog::addPrebuiltElement(const MacVenture::PrebuiltDialogElement &element, const Common::String &title) {
Common::Point position(element.left, element.top);
switch(element.type) {
case kDEButton:
addButton(element.title, element.action, position, element.width, element.height);
break;
case kDEPlainText:
if (title.size())
addText(title, position, element.width, element.height);
else
addText(element.title, position, element.width, element.height);
break;
case kDETextInput:
addTextInput(position, element.width, element.height);
break;
default:
break;
}
}
// Dialog Element
DialogElement::DialogElement(Dialog *dialog, Common::String title, DialogAction action, Common::Point position, uint width, uint height, Graphics::TextAlign alignment) :
_text(title), _action(action) {
if (width == 0) {
width = dialog->getFont().getStringWidth(title);
}
if (height == 0) {
height = dialog->getFont().getFontHeight();
}
_bounds = Common::Rect(position.x, position.y, position.x + width, position.y + height);
Graphics::MacWindowManager *wm = dialog->getMacWindowManager();
_macText = new Graphics::MacText(Common::U32String(_text), wm, &dialog->getFont(), kColorBlack, kColorWhite, width, alignment);
}
bool DialogElement::processEvent(MacVenture::Dialog *dialog, Common::Event event) {
return doProcessEvent(dialog, event);
}
void DialogElement::draw(MacVenture::Dialog *dialog, Graphics::ManagedSurface &target) {
doDraw(dialog, target);
}
const Common::String &DialogElement::getText() {
return doGetText();
}
const Common::String &DialogElement::doGetText() {
return _text;
}
// CONCRETE DIALOG ELEMENTS
DialogButton::DialogButton(Dialog *dialog, Common::String title, DialogAction action, Common::Point position, uint width, uint height):
DialogElement(dialog, title, action, position, width, height, Graphics::kTextAlignCenter) {}
bool DialogButton::doProcessEvent(MacVenture::Dialog *dialog, Common::Event event) {
Common::Point mouse = event.mouse;
if (event.type == Common::EVENT_LBUTTONDOWN) {
dialog->localize(mouse);
if (_bounds.contains(mouse)) {
debugC(2, kMVDebugGUI, "Click! Button: %s", _text.c_str());
dialog->handleDialogAction(this, _action);
return true;
}
}
return false;
}
void DialogButton::doDraw(MacVenture::Dialog *dialog, Graphics::ManagedSurface &target) {
target.fillRect(_bounds, kColorWhite);
target.frameRect(_bounds, kColorBlack);
// Draw title
dialog->getFont().drawString(
&target, _text, _bounds.left, _bounds.top, _bounds.width(), kColorBlack, Graphics::kTextAlignCenter);
}
DialogPlainText::DialogPlainText(Dialog *dialog, Common::String content, Common::Point position, int width, int height, Graphics::TextAlign alignment) :
DialogElement(dialog, content, kDANone, position, width, height, alignment) { }
DialogPlainText::~DialogPlainText() {}
bool DialogPlainText::doProcessEvent(MacVenture::Dialog *dialog, Common::Event event) {
return false;
}
void DialogPlainText::doDraw(MacVenture::Dialog *dialog, Graphics::ManagedSurface &target) {
// Draw contents
_macText->drawToPoint(&target, Common::Point(_bounds.left, _bounds.top));
}
static void cursorTimerHandler(void *refCon);
DialogTextInput::DialogTextInput(Dialog *dialog, Gui *gui, Common::Point position, uint width, uint height, Graphics::TextAlign alignment) :
DialogElement(dialog, "", kDANone, position, width, height, alignment), _gui(gui) {
_cursorPos = Common::Point(_bounds.left + 4, _bounds.top + _gui->getCurrentFont().getFontHeight() - 14);
_cursorState = false;
_cursorDirty = true;
_cursorRect = Common::Rect(0, 0, 1, getCursorHeight());
_cursorSurface = new Graphics::ManagedSurface(1, getCursorHeight());
_cursorSurface->fillRect(_cursorRect, kColorBlack);
g_system->getTimerManager()->installTimerProc(&cursorTimerHandler, 200000, this, "DialogTextWindowCursor");
}
DialogTextInput::~DialogTextInput() {
delete _cursorSurface;
g_system->getTimerManager()->removeTimerProc(&cursorTimerHandler);
}
bool DialogTextInput::doProcessEvent(Dialog *dialog, Common::Event event) {
if (event.type == Common::EVENT_KEYDOWN) {
switch (event.kbd.keycode) {
case Common::KEYCODE_RETURN:
dialog->handleDialogAction(this, kDASubmit);
return true;
case Common::KEYCODE_BACKSPACE:
if (!_text.empty()) {
_text.deleteLastChar();
dialog->setUserInput(_text);
updateCursorPos();
return true;
}
break;
default:
if (event.kbd.ascii >= 0x20 && event.kbd.ascii <= 0x7f) {
_text += (char)event.kbd.ascii;
dialog->setUserInput(_text);
updateCursorPos();
return true;
}
break;
}
}
return false;
}
void DialogTextInput::doDraw(MacVenture::Dialog *dialog, Graphics::ManagedSurface &target) {
_cursorDirty = false;
target.fillRect(_bounds, kColorWhite);
target.frameRect(_bounds, kColorBlack);
dialog->getFont().drawString(&target, _text, _bounds.left, _bounds.top, _bounds.width(), kColorBlack);
if (_cursorState && _cursorPos.x < _bounds.right)
target.blitFrom(*_cursorSurface, _cursorRect, _cursorPos);
}
int DialogTextInput::getCursorHeight() const {
return _gui->getCurrentFont().getFontHeight();
}
void Dialog::calculateBoundsFromPrebuilt(const PrebuiltDialogBounds &bounds) {
_bounds = Common::Rect(
bounds.left,
bounds.top,
bounds.right,
bounds.bottom);
}
static void cursorTimerHandler(void *refCon) {
DialogTextInput *w = (DialogTextInput *)refCon;
w->_cursorState = !w->_cursorState;
w->_cursorDirty = true;
}
void DialogTextInput::updateCursorPos() {
_cursorPos.x = _bounds.left + _gui->getCurrentFont().getStringWidth(_text);
_cursorPos.y = _bounds.top + _gui->getCurrentFont().getFontHeight() - getCursorHeight();
_cursorPos.y += _text.empty() ? 3 : 0;
_cursorDirty = true;
}
void DialogTextInput::undrawCursor() {
_cursorState = false;
_cursorDirty = true;
}
} // End of namespace MacVenture