GRAPHICS: MACGUI: Initial code for MacEditableText

This commit is contained in:
Eugene Sandulenko 2020-01-02 18:23:33 +01:00
parent c554e160c4
commit 2d9b3b0b2d
9 changed files with 778 additions and 3 deletions

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@ -0,0 +1,535 @@
/* 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/maceditabletext.h"
#include "graphics/macgui/macmenu.h"
#include "graphics/macgui/macwidget.h"
#include "graphics/macgui/macwindow.h"
namespace Graphics {
enum {
kConWOverlap = 20,
kConHOverlap = 20,
kConWPadding = 3,
kConHPadding = 4,
kConOverscan = 3,
kConScrollStep = 12,
kCursorHeight = 12
};
static void cursorTimerHandler(void *refCon);
MacEditableText::MacEditableText(Common::U32String s, MacWindow *parent, const MacFont *macFont, int fgcolor, int bgcolor, int maxWidth, TextAlign textAlignment, int interlinear) :
MacText(s, parent->_wm, macFont, fgcolor, bgcolor, maxWidth, textAlignment, interlinear), MacWidget(0, true, parent) {
_parent = parent;
_maxWidth = maxWidth;
init();
}
MacEditableText::MacEditableText(const Common::String &s, MacWindow *parent, const MacFont *macFont, int fgcolor, int bgcolor, int maxWidth, TextAlign textAlignment, int interlinear) :
MacText(s, parent->_wm, macFont, fgcolor, bgcolor, maxWidth, textAlignment, interlinear), MacWidget(0, true, parent) {
_parent = parent;
_maxWidth = maxWidth;
init();
}
void MacEditableText::init() {
_inputTextHeight = 0;
_inputIsDirty = true;
_inTextSelection = false;
_scrollPos = 0;
_editable = true;
_selectable = true;
_cursorX = 0;
_cursorY = 0;
_cursorState = false;
_cursorOff = false;
_cursorDirty = true;
_scrollbarIsDirty = false;
_cursorRect = new Common::Rect(0, 0, 1, kCursorHeight);
_cursorSurface = new ManagedSurface(1, kCursorHeight);
_cursorSurface->fillRect(*_cursorRect, _wm->_colorBlack);
g_system->getTimerManager()->installTimerProc(&cursorTimerHandler, 200000, this, "macEditableText");
}
MacEditableText::~MacEditableText() {
delete _cursorRect;
delete _cursorSurface;
g_system->getTimerManager()->removeTimerProc(&cursorTimerHandler);
}
void MacEditableText::resize(int w, int h) {
if (_surface->w == w && _surface->h == h)
return;
undrawInput();
_maxWidth = w;
MacText::setMaxWidth(_maxWidth);
}
void MacEditableText::appendText(Common::U32String str, const MacFont *macFont, bool skipAdd) {
MacText::appendText(str, macFont->getId(), macFont->getSize(), macFont->getSlant(), skipAdd);
_contentIsDirty = true;
if (_editable) {
_scrollPos = MAX(0, MacText::getTextHeight() - getDimensions().height());
updateCursorPos();
}
}
void MacEditableText::appendText(const Common::String &str, const MacFont *macFont, bool skipAdd) {
appendText(Common::U32String(str), macFont, skipAdd);
}
void MacEditableText::clearText() {
MacText::clearText();
_contentIsDirty = true;
_scrollbarIsDirty = true;
updateCursorPos();
}
void MacEditableText::setTextWindowFont(const MacFont *font) {
_font = font;
_fontRef = _wm->_fontMan->getFont(*font);
MacText::setDefaultFormatting(font->getId(), font->getSlant(), font->getSize(), 0, 0, 0);
}
const MacFont *MacEditableText::getTextWindowFont() {
return _font;
}
bool MacEditableText::draw(ManagedSurface *g, bool forceRedraw) {
if (!_scrollbarIsDirty && !_contentIsDirty && !_cursorDirty && !_inputIsDirty && !forceRedraw)
return false;
if (_scrollbarIsDirty || forceRedraw) {
drawScrollbar();
_composeSurface.clear(_wm->_colorWhite);
}
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 - 2, _cursorY + kConHOverlap - 2));
if (_selectedText.endY != -1)
drawSelection();
//_composeSurface.transBlitFrom(_borderSurface, kColorGreen);
g->transBlitFrom(_composeSurface, _composeSurface.getBounds(), Common::Point(_dims.left - 2, _dims.top - 2), kColorGreen2);
return true;
}
void MacEditableText::drawSelection() {
if (_selectedText.endY == -1)
return;
SelectedText s = _selectedText;
if (s.startY > s.endY || (s.startY == s.endY && s.startX > s.endX)) {
SWAP(s.startX, s.endX);
SWAP(s.startY, s.endY);
SWAP(s.startRow, s.endRow);
SWAP(s.startCol, s.endCol);
}
int lastLineStart = s.endY;
s.endY += MacText::getLineHeight(s.endRow);
int start = s.startY - _scrollPos;
start = MAX(0, start);
if (start > getDimensions().height())
return;
int end = s.endY - _scrollPos;
if (end < 0)
return;
end = MIN((int)getDimensions().height(), end);
int numLines = 0;
int x1 = 0, x2 = 0;
for (int y = start; y < end; y++) {
if (!numLines) {
x1 = 0;
x2 = getDimensions().width() - 1;
if (y + _scrollPos == s.startY && s.startX > 0) {
numLines = MacText::getLineHeight(s.startRow);
x1 = s.startX;
}
if (y + _scrollPos >= lastLineStart) {
numLines = MacText::getLineHeight(s.endRow);
x2 = s.endX;
}
} else {
numLines--;
}
byte *ptr = (byte *)_composeSurface.getBasePtr(x1 + kConWOverlap - 2, y + kConWOverlap - 2);
for (int x = x1; x < x2; x++, ptr++)
if (*ptr == _wm->_colorBlack)
*ptr = _wm->_colorWhite;
else
*ptr = _wm->_colorBlack;
}
}
Common::U32String MacEditableText::getSelection(bool formatted, bool newlines) {
if (_selectedText.endY == -1)
return Common::U32String("");
SelectedText s = _selectedText;
if (s.startY > s.endY || (s.startY == s.endY && s.startX > s.endX)) {
SWAP(s.startRow, s.endRow);
SWAP(s.startCol, s.endCol);
}
return MacText::getTextChunk(s.startRow, s.startCol, s.endRow, s.endCol, formatted, newlines);
}
void MacEditableText::clearSelection() {
_selectedText.endY = _selectedText.startY = -1;
}
bool MacEditableText::isCutAllowed() {
if (_selectedText.startRow >= (int)(MacText::getLineCount() - _inputTextHeight) &&
_selectedText.endRow >= (int)(MacText::getLineCount() - _inputTextHeight))
return true;
return false;
}
Common::U32String MacEditableText::cutSelection() {
if (!isCutAllowed())
return Common::U32String("");
SelectedText s = _selectedText;
if (s.startY > s.endY || (s.startY == s.endY && s.startX > s.endX)) {
SWAP(s.startRow, s.endRow);
SWAP(s.startCol, s.endCol);
}
Common::U32String selection = MacText::getTextChunk(s.startRow, s.startCol, s.endRow, s.endCol, false, false);
uint32 selPos = _inputText.find(selection);
if (selPos == Common::U32String::npos) {
//warning("Cannot find substring '%s' in '%s'", selection.c_str(), _inputText.c_str()); // Needed encode method
return Common::U32String("");
}
Common::U32String newInput = Common::U32String(_inputText.c_str(), selPos) + Common::U32String(_inputText.c_str() + selPos + selection.size());
clearSelection();
clearInput();
appendInput(newInput);
return selection;
}
bool MacEditableText::processEvent(Common::Event &event) {
WindowClick click = kBorderInner; //_parent->isInBorder(event.mouse.x, event.mouse.y);
if (event.type == Common::EVENT_KEYDOWN) {
if (!_editable)
return false;
_wm->setActive(getId());
if (event.kbd.flags & (Common::KBD_ALT | Common::KBD_CTRL | Common::KBD_META)) {
return false;
}
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 (hasAllFocus())
return _parent->processEvent(event); // Pass it to upstream
if (event.type == Common::EVENT_WHEELUP) {
scroll(-2);
return true;
}
if (event.type == Common::EVENT_WHEELDOWN) {
scroll(2);
return true;
}
if (click == kBorderScrollUp || click == kBorderScrollDown) {
if (event.type == Common::EVENT_LBUTTONDOWN) {
int consoleHeight = getDimensions().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) {
switch (click) {
case kBorderScrollUp:
scroll(-1);
break;
case kBorderScrollDown:
scroll(1);
break;
default:
return false;
}
return true;
}
return false;
}
if (click == kBorderInner) {
if (!_selectable)
return false;
if (event.type == Common::EVENT_LBUTTONDOWN) {
startMarking(event.mouse.x, event.mouse.y);
return true;
} else if (event.type == Common::EVENT_LBUTTONUP && _menu) {
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("Edit", "Copy", false);
} else {
_menu->enableCommand("Edit", "Copy", true);
bool cutAllowed = isCutAllowed();
_menu->enableCommand("Edit", "Cut", cutAllowed);
_menu->enableCommand("Edit", "Clear", cutAllowed);
}
}
return true;
} else if (event.type == Common::EVENT_MOUSEMOVE) {
if (_inTextSelection) {
updateTextSelection(event.mouse.x, event.mouse.y);
return true;
}
}
return false;
}
return _parent->processEvent(event);
}
void MacEditableText::scroll(int delta) {
int oldScrollPos = _scrollPos;
_scrollPos += delta * kConScrollStep;
if (_editable)
_scrollPos = CLIP<int>(_scrollPos, 0, MacText::getTextHeight() - kConScrollStep);
else
_scrollPos = CLIP<int>(_scrollPos, 0, MAX(0, MacText::getTextHeight() - getDimensions().height()));
undrawCursor();
_cursorY -= (_scrollPos - oldScrollPos);
_contentIsDirty = true;
_scrollbarIsDirty = true;
}
void MacEditableText::startMarking(int x, int y) {
x -= getDimensions().left - 2;
y -= getDimensions().top;
y += _scrollPos;
MacText::getRowCol(x, y, &_selectedText.startX, &_selectedText.startY, &_selectedText.startRow, &_selectedText.startCol);
_selectedText.endY = -1;
_inTextSelection = true;
}
void MacEditableText::updateTextSelection(int x, int y) {
x -= getDimensions().left - 2;
y -= getDimensions().top;
y += _scrollPos;
MacText::getRowCol(x, y, &_selectedText.endX, &_selectedText.endY, &_selectedText.endRow, &_selectedText.endCol);
debug(3, "s: %d,%d (%d, %d) e: %d,%d (%d, %d)", _selectedText.startX, _selectedText.startY,
_selectedText.startRow, _selectedText.startCol, _selectedText.endX,
_selectedText.endY, _selectedText.endRow, _selectedText.endCol);
_contentIsDirty = true;
}
void MacEditableText::undrawInput() {
for (uint i = 0; i < _inputTextHeight; i++)
MacText::removeLastLine();
if (_inputTextHeight)
appendText("\n", _font, true);
_inputTextHeight = 0;
}
void MacEditableText::drawInput() {
undrawInput();
Common::Array<Common::U32String> text;
// Now recalc new text height
_fontRef->wordWrapText(_inputText, _maxWidth, text);
_inputTextHeight = MAX((uint)1, 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 MacEditableText::clearInput() {
undrawCursor();
_cursorX = 0;
_inputText.clear();
}
void MacEditableText::appendInput(Common::U32String str) {
_inputText += str;
drawInput();
}
void MacEditableText::appendInput(const Common::String &str) {
appendInput(Common::U32String(str));
}
//////////////////
// Cursor stuff
static void cursorTimerHandler(void *refCon) {
MacEditableText *w = (MacEditableText *)refCon;
if (!w->_cursorOff)
w->_cursorState = !w->_cursorState;
w->_cursorDirty = true;
}
void MacEditableText::updateCursorPos() {
_cursorY = MacText::getTextHeight() - _scrollPos - kCursorHeight;
_cursorDirty = true;
}
void MacEditableText::undrawCursor() {
_cursorState = false;
_cursorDirty = true;
}
void MacEditableText::setScroll(float scrollPos, float scrollSize) {
}
void MacEditableText::drawScrollbar() {
}
} // End of namespace Graphics

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@ -0,0 +1,141 @@
/* 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 GRAPHICS_MACGUI_MACEDITABLETEXT_H
#define GRAPHICS_MACGUI_MACEDITABLETEXT_H
#include "graphics/macgui/mactext.h"
#include "graphics/macgui/macwidget.h"
namespace Graphics {
class MacText;
class MacWidget;
class MacWindow;
struct SelectedText {
int startX, startY;
int endX, endY;
int startRow, startCol;
int endRow, endCol;
SelectedText() {
startX = startY = -1;
endX = endY = -1;
startRow = startCol = -1;
endRow = endCol = -1;
}
bool needsRender() {
return startX != endX || startY != endY;
}
};
class MacEditableText : public MacText, public MacWidget {
public:
MacEditableText(Common::U32String s, MacWindow *parent, const MacFont *font, int fgcolor, int bgcolor,
int maxWidth = -1, TextAlign textAlignment = kTextAlignLeft, int interlinear = 0);
MacEditableText(const Common::String &s, MacWindow *parent, const MacFont *font, int fgcolor, int bgcolor,
int maxWidth = -1, TextAlign textAlignment = kTextAlignLeft, int interlinear = 0);
// 0 pixels between the lines by default
virtual ~MacEditableText();
virtual void resize(int w, int h);
virtual bool processEvent(Common::Event &event);
virtual bool draw(ManagedSurface *g, bool forceRedraw = false);
void setTextWindowFont(const MacFont *macFont);
const MacFont *getTextWindowFont();
void appendText(Common::U32String str, const MacFont *macFont, bool skipAdd = false);
void appendText(const Common::String &str, const MacFont *macFont, bool skipAdd = false);
void clearText();
void setEditable(bool editable) { _editable = editable; }
void setSelectable(bool selectable) { _selectable = selectable; }
void undrawCursor();
const Common::U32String getInput() { return _inputText; }
void clearInput();
void appendInput(Common::U32String str);
void appendInput(const Common::String &str);
Common::U32String getSelection(bool formatted = false, bool newlines = true);
void clearSelection();
Common::U32String cutSelection();
const SelectedText *getSelectedText() { return &_selectedText; }
private:
void init();
bool isCutAllowed();
void scroll(int delta);
void undrawInput();
void drawInput();
void drawSelection();
void updateCursorPos();
void startMarking(int x, int y);
void updateTextSelection(int x, int y);
void drawScrollbar();
void setScroll(float scrollPos, float scrollSize);
public:
int _cursorX, _cursorY;
bool _cursorState;
bool _cursorDirty;
Common::Rect *_cursorRect;
bool _cursorOff;
bool _editable;
bool _selectable;
int _scrollPos;
private:
const MacFont *_font;
const Font *_fontRef;
ManagedSurface *_cursorSurface;
ManagedSurface _composeSurface;
bool _inTextSelection;
SelectedText _selectedText;
int _maxWidth;
Common::U32String _inputText;
uint _inputTextHeight;
bool _inputIsDirty;
bool _scrollbarIsDirty;
MacMenu *_menu;
};
} // End of namespace Graphics
#endif

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@ -1263,4 +1263,4 @@ void MacMenu::eventLoop() {
}
}
} // End of namespace Wage
} // End of namespace Graphics

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@ -87,6 +87,8 @@ struct MacTextLine {
};
class MacText {
friend class MacEditableText;
public:
MacText(Common::U32String s, MacWindowManager *wm, const MacFont *font, int fgcolor, int bgcolor,
int maxWidth = -1, TextAlign textAlignment = kTextAlignLeft, int interlinear = 0);
@ -132,7 +134,7 @@ private:
void reallocSurface();
int getLineWidth(int line, bool enforce = false);
private:
protected:
MacWindowManager *_wm;
Common::U32String _str;

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@ -0,0 +1,32 @@
/* 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 "graphics/macgui/macwidget.h"
namespace Graphics {
MacWidget::MacWidget(int id, bool focusable, MacWindow *parent) :
_id(id), _focusable(focusable), _parent(parent) {
_contentIsDirty = true;
}
} // End of namespace Graphics

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@ -0,0 +1,62 @@
/* 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 GRAPHICS_MACGUI_MACWIDGET_H
#define GRAPHICS_MACGUI_MACWIDGET_H
#include "common/rect.h"
namespace Graphics {
class MacWindow;
class MacWidget {
friend class MacEditableText;
public:
MacWidget(int id, bool focusable, MacWindow *parent);
virtual ~MacWidget() {}
const Common::Rect &getDimensions() { return _dims; }
int getId() { return _id; }
bool isFocusable() { return _focusable; }
virtual void setActive(bool active) = 0;
void setDirty(bool dirty) { _contentIsDirty = dirty; }
//virtual bool draw(ManagedSurface *g, bool forceRedraw = false) = 0;
//virtual bool processEvent(Common::Event &event) = 0;
virtual bool hasAllFocus() = 0;
protected:
int _id;
bool _focusable;
bool _contentIsDirty;
Common::Rect _dims;
public:
MacWindow *_parent;
};
} // End of namespace Graphics
#endif

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@ -519,4 +519,4 @@ bool MacWindow::processEvent(Common::Event &event) {
return false;
}
} // End of namespace Wage
} // End of namespace Graphics

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@ -164,6 +164,7 @@ protected:
bool (*_callback)(WindowClick, Common::Event &, void *);
void *_dataPtr;
public:
MacWindowManager *_wm;
};

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@ -14,10 +14,12 @@ MODULE_OBJS := \
fonts/winfont.o \
larryScale.o \
maccursor.o \
macgui/maceditabletext.o \
macgui/macfontmanager.o \
macgui/macmenu.o \
macgui/mactext.o \
macgui/mactextwindow.o \
macgui/macwidget.o \
macgui/macwindow.o \
macgui/macwindowborder.o \
macgui/macwindowmanager.o \