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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 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 "common/timer.h"
#include "common/system.h"
#include "graphics/macgui/macwindowmanager.h"
#include "graphics/macgui/macfontmanager.h"
#include "graphics/macgui/mactextwindow.h"
namespace Graphics {
enum {
kConWOverlap = 20,
kConHOverlap = 20,
kConWPadding = 3,
kConHPadding = 4,
kConOverscan = 3,
kConScrollStep = 12,
kCursorHeight = 12
};
static void cursorTimerHandler(void *refCon);
MacTextWindow::MacTextWindow(MacWindowManager *wm, const MacFont *font, int fgcolor, int bgcolor, int maxWidth, TextAlign textAlignment) :
MacWindow(wm->getLastId(), true, true, true, wm) {
_font = font;
_mactext = new MacText("", _wm, font, fgcolor, bgcolor, maxWidth, textAlignment);
_fontRef = wm->_fontMan->getFont(*font);
_inputTextHeight = 0;
_maxWidth = maxWidth;
_inputIsDirty = true;
_inTextSelection = false;
_scrollPos = 0;
_cursorX = 0;
_cursorY = 0;
_cursorState = false;
_cursorOff = false;
_cursorDirty = true;
_cursorRect = new Common::Rect(0, 0, 1, kCursorHeight);
_cursorSurface = new ManagedSurface(1, kCursorHeight);
_cursorSurface->fillRect(*_cursorRect, kColorBlack);
g_system->getTimerManager()->installTimerProc(&cursorTimerHandler, 200000, this, "textWindowCursor");
}
void MacTextWindow::resize(int w, int h) {
undrawInput();
MacWindow::resize(w, h);
_maxWidth = getInnerDimensions().width();
_mactext->setMaxWidth(_maxWidth);
}
void MacTextWindow::appendText(Common::String str, const MacFont *macFont, bool skipAdd) {
_mactext->appendText(str, macFont->getId(), macFont->getSize(), macFont->getSlant(), skipAdd);
_contentIsDirty = true;
_scrollPos = MAX(0, _mactext->getTextHeight() - getInnerDimensions().height());
updateCursorPos();
}
void MacTextWindow::clearText() {
_mactext->clearText();
_contentIsDirty = true;
updateCursorPos();
}
MacTextWindow::~MacTextWindow() {
delete _cursorSurface;
g_system->getTimerManager()->removeTimerProc(&cursorTimerHandler);
}
void MacTextWindow::setTextWindowFont(const MacFont *font) {
_font = font;
_fontRef = _wm->_fontMan->getFont(*font);
_mactext->setDefaultFormatting(font->getId(), font->getSlant(), font->getSize(), 0, 0, 0);
}
const MacFont *MacTextWindow::getTextWindowFont() {
return _font;
}
bool MacTextWindow::draw(ManagedSurface *g, bool forceRedraw) {
if (!_borderIsDirty && !_contentIsDirty && !_cursorDirty && !_inputIsDirty && !forceRedraw)
return false;
if (_borderIsDirty || forceRedraw) {
drawBorder();
_composeSurface.clear(kColorWhite);
}
if (_inputIsDirty || forceRedraw) {
drawInput();
_inputIsDirty = false;
}
_contentIsDirty = false;
// Compose
_mactext->draw(&_composeSurface, 0, _scrollPos, _surface.w - 2, _scrollPos + _surface.h - 2, kConWOverlap - 2, kConWOverlap - 2);
if (_cursorState)
_composeSurface.blitFrom(*_cursorSurface, *_cursorRect, Common::Point(_cursorX + kConWOverlap, _cursorY + kConHOverlap));
if (_inTextSelection)
drawSelection();
_composeSurface.transBlitFrom(_borderSurface, kColorGreen);
g->transBlitFrom(_composeSurface, _composeSurface.getBounds(), Common::Point(_dims.left - 2, _dims.top - 2), kColorGreen2);
return true;
}
void MacTextWindow::drawSelection() {
if (_selectedText.endY == -1)
return;
SelectedText s = _selectedText;
if (s.startY > s.endY) {
SWAP(s.startX, s.endX);
SWAP(s.startY, s.endY);
SWAP(s.startRow, s.endRow);
SWAP(s.startCol, s.endCol);
}
int start = s.startY - _scrollPos;
start = MAX(0, start);
if (start > getInnerDimensions().height())
return;
int end = s.endY - _scrollPos;
if (end < 0)
return;
end = MIN((int)getInnerDimensions().height(), end);
for (int y = start; y < end; y++) {
byte *ptr = (byte *)_composeSurface.getBasePtr(kConWOverlap - 2, kConWOverlap - 2 + y);
for (int x = 0; x < getInnerDimensions().width(); x++, ptr++)
if (*ptr == kColorBlack)
*ptr = kColorWhite;
else
*ptr = kColorBlack;
}
}
bool MacTextWindow::processEvent(Common::Event &event) {
/*WindowClick click =*/ isInBorder(event.mouse.x, event.mouse.y);
if (event.type == Common::EVENT_KEYDOWN) {
_wm->setActive(getId());
switch (event.kbd.keycode) {
case Common::KEYCODE_BACKSPACE:
if (!_inputText.empty()) {
_inputText.deleteLastChar();
_inputIsDirty = true;
}
return true;
case Common::KEYCODE_RETURN:
undrawInput();
return false; // Pass it to the higher level for processing
default:
if (event.kbd.ascii == '~')
return false;
if (event.kbd.ascii >= 0x20 && event.kbd.ascii <= 0x7f) {
_inputText += (char)event.kbd.ascii;
_inputIsDirty = true;
return true;
}
break;
}
}
if (click == kBorderScrollUp || click == kBorderScrollDown) {
if (event.type == Common::EVENT_LBUTTONDOWN) {
int consoleHeight = getInnerDimensions().height();
int textFullSize = _mactext->getTextHeight();
float scrollPos = (float)_scrollPos / textFullSize;
float scrollSize = (float)consoleHeight / textFullSize;
setScroll(scrollPos, scrollSize);
return true;
} else if (event.type == Common::EVENT_LBUTTONUP) {
int oldScrollPos = _scrollPos;
switch (click) {
case kBorderScrollUp:
_scrollPos = MAX<int>(0, _scrollPos - kConScrollStep);
undrawCursor();
_cursorY -= (_scrollPos - oldScrollPos);
_contentIsDirty = true;
_borderIsDirty = true;
break;
case kBorderScrollDown:
_scrollPos = MIN<int>(_mactext->getTextHeight() - kConScrollStep, _scrollPos + kConScrollStep);
undrawCursor();
_cursorY -= (_scrollPos - oldScrollPos);
_contentIsDirty = true;
_borderIsDirty = true;
break;
default:
return false;
}
return true;
}
return false;
}
if (click == kBorderInner) {
if (event.type == Common::EVENT_LBUTTONDOWN) {
startMarking(event.mouse.x, event.mouse.y);
return true;
} else if (event.type == Common::EVENT_LBUTTONUP) {
if (_inTextSelection) {
_inTextSelection = false;
if (_selectedText.endY == -1 ||
(_selectedText.endX == _selectedText.startX && _selectedText.endY == _selectedText.startY)) {
_selectedText.startY = _selectedText.endY = -1;
_contentIsDirty = true;
//_menu->enableCommand(kMenuEdit, kMenuActionCopy, false);
} else {
//_menu->enableCommand(kMenuEdit, kMenuActionCopy, true);
bool cutAllowed = false;
if (_selectedText.startY == _selectedText.endY && _selectedText.startY == _mactext->getLineCount() - 1)
cutAllowed = true;
//_menu->enableCommand(kMenuEdit, kMenuActionCut, cutAllowed);
//_menu->enableCommand(kMenuEdit, kMenuActionClear, cutAllowed);
}
}
return true;
} else if (event.type == Common::EVENT_MOUSEMOVE) {
if (_inTextSelection) {
updateTextSelection(event.mouse.x, event.mouse.y);
return true;
}
}
return false;
}
return MacWindow::processEvent(event);
}
void MacTextWindow::startMarking(int x, int y) {
x -= getInnerDimensions().left;
y -= getInnerDimensions().top;
y += _scrollPos;
_mactext->getRowCol(x, y, &_selectedText.startX, &_selectedText.startY, &_selectedText.startRow, &_selectedText.startCol);
_selectedText.endY = -1;
_inTextSelection = true;
}
void MacTextWindow::updateTextSelection(int x, int y) {
x -= getInnerDimensions().left;
y -= getInnerDimensions().top;
y += _scrollPos;
_mactext->getRowCol(x, y, &_selectedText.endX, &_selectedText.endY, &_selectedText.endRow, &_selectedText.endCol);
_contentIsDirty = true;
}
void MacTextWindow::undrawInput() {
for (uint i = 0; i < _inputTextHeight; i++)
_mactext->removeLastLine();
if (_inputTextHeight)
appendText("\n", _font, true);
_inputTextHeight = 0;
}
void MacTextWindow::drawInput() {
undrawInput();
Common::Array<Common::String> text;
// Now recalc new text height
_fontRef->wordWrapText(_inputText, _maxWidth, text);
_inputTextHeight = MAX(1u, text.size()); // We always have line to clean
// And add new input line to the text
appendText(_inputText, _font, true);
_cursorX = _inputText.empty() ? 0 : _fontRef->getStringWidth(text[_inputTextHeight - 1]);
updateCursorPos();
_contentIsDirty = true;
}
void MacTextWindow::clearInput() {
undrawCursor();
_cursorX = 0;
_inputText.clear();
}
//////////////////
// Cursor stuff
static void cursorTimerHandler(void *refCon) {
MacTextWindow *w = (MacTextWindow *)refCon;
if (!w->_cursorOff)
w->_cursorState = !w->_cursorState;
w->_cursorDirty = true;
}
void MacTextWindow::updateCursorPos() {
if (_scrollPos)
_cursorY = _mactext->getTextHeight() - kCursorHeight * 2;
else
_cursorY = _mactext->getTextHeight() - kCursorHeight - 2;
_cursorDirty = true;
}
void MacTextWindow::undrawCursor() {
_cursorState = false;
_cursorDirty = true;
}
} // End of namespace Graphics
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