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stella/src/gui/AboutDialog.cxx

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//============================================================================
//
// SSSS tt lll lll
// SS SS tt ll ll
// SS tttttt eeee ll ll aaaa
// SSSS tt ee ee ll ll aa
// SS tt eeeeee ll ll aaaaa -- "An Atari 2600 VCS Emulator"
// SS SS tt ee ll ll aa aa
// SSSS ttt eeeee llll llll aaaaa
//
// Copyright (c) 1995-2018 by Bradford W. Mott, Stephen Anthony
// and the Stella Team
//
// See the file "License.txt" for information on usage and redistribution of
// this file, and for a DISCLAIMER OF ALL WARRANTIES.
//============================================================================
#include "Dialog.hxx"
#include "OSystem.hxx"
#include "Version.hxx"
#include "Widget.hxx"
#include "Font.hxx"
#include "AboutDialog.hxx"
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
AboutDialog::AboutDialog(OSystem& osystem, DialogContainer& parent,
const GUI::Font& font)
: Dialog(osystem, parent, font, "About Stella"),
myPage(1),
myNumPages(4),
myLinesPerPage(13)
{
const int lineHeight = font.getLineHeight(),
fontWidth = font.getMaxCharWidth(),
fontHeight = font.getFontHeight(),
buttonWidth = font.getStringWidth("Defaults") + 20,
buttonHeight = font.getLineHeight() + 4;
int xpos, ypos;
WidgetArray wid;
// Set real dimensions
_w = 55 * fontWidth + 8;
_h = 15 * lineHeight + 20 + _th;
// Add Previous, Next and Close buttons
xpos = 10; ypos = _h - buttonHeight - 10;
myPrevButton =
new ButtonWidget(this, font, xpos, ypos, buttonWidth, buttonHeight,
"Previous", GuiObject::kPrevCmd);
myPrevButton->clearFlags(WIDGET_ENABLED);
wid.push_back(myPrevButton);
xpos += buttonWidth + 8;
myNextButton =
new ButtonWidget(this, font, xpos, ypos, buttonWidth, buttonHeight,
"Next", GuiObject::kNextCmd);
wid.push_back(myNextButton);
xpos = _w - buttonWidth - 10;
ButtonWidget* b =
new ButtonWidget(this, font, xpos, ypos, buttonWidth, buttonHeight,
"Close", GuiObject::kCloseCmd);
wid.push_back(b);
addCancelWidget(b);
xpos = 5; ypos = 5 + _th;
myTitle = new StaticTextWidget(this, font, xpos, ypos, _w - xpos * 2, fontHeight,
"", TextAlign::Center);
myTitle->setTextColor(kTextColorEm);
xpos = 16; ypos += lineHeight + 4;
for(int i = 0; i < myLinesPerPage; i++)
{
myDesc.push_back(new StaticTextWidget(this, font, xpos, ypos, _w - xpos * 2,
fontHeight, "", TextAlign::Left));
myDescStr.push_back("");
ypos += fontHeight;
}
addToFocusList(wid);
}
// The following commands can be put at the start of a line (all subject to change):
// \C, \L, \R -- set center/left/right alignment
// \c0 - \c5 -- set a custom color:
// 0 normal text (green)
// 1 highlighted text (light green)
// 2 light border (light gray)
// 3 dark border (dark gray)
// 4 background (black)
// 5 emphasized text (red)
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
void AboutDialog::updateStrings(int page, int lines, string& title)
{
int i = 0;
auto ADD_ATEXT = [&](const string& d) { myDescStr[i] = d; i++; };
auto ADD_ALINE = [&]() { ADD_ATEXT(""); };
switch(page)
{
case 1:
title = string("Stella ") + STELLA_VERSION;
ADD_ATEXT("\\CA multi-platform Atari 2600 VCS emulator");
ADD_ATEXT(string("\\C\\c2Features: ") + instance().features());
ADD_ATEXT(string("\\C\\c2") + instance().buildInfo());
ADD_ALINE();
ADD_ATEXT("\\CCopyright (C) 1995-2018 The Stella Team");
ADD_ATEXT("\\C(https://stella-emu.github.io)");
ADD_ALINE();
ADD_ATEXT("\\CStella is now DonationWare!");
ADD_ATEXT("\\C(https://stella-emu.github.io/donations.html)");
ADD_ALINE();
ADD_ATEXT("\\CStella is free software released under the GNU GPL.");
ADD_ATEXT("\\CSee manual for further details.");
break;
case 2:
title = "The Stella Team";
ADD_ATEXT("\\L\\c0""Stephen Anthony");
ADD_ATEXT("\\L\\c2"" Lead developer, current maintainer for the");
ADD_ATEXT("\\L\\c2"" Linux/OSX and Windows ports ");
ADD_ATEXT("\\L\\c0""Christian Speckner");
ADD_ATEXT("\\L\\c2"" Emulation core development, TIA core");
ADD_ATEXT("\\L\\c0""Eckhard Stolberg");
ADD_ATEXT("\\L\\c2"" Emulation core development");
ADD_ATEXT("\\L\\c0""Thomas Jentzsch");
ADD_ATEXT("\\L\\c2"" Emulation core development, jack-of-all-trades");
ADD_ATEXT("\\L\\c0""Brian Watson");
ADD_ATEXT("\\L\\c2"" Emulation core enhancement, debugger support");
ADD_ATEXT("\\L\\c0""Bradford W. Mott");
ADD_ATEXT("\\L\\c2"" Original author of Stella");
break;
case 3:
title = "Contributors";
ADD_ATEXT("\\L\\c0""See https://stella-emu.github.io/credits.html for");
ADD_ATEXT("\\L\\c0""people that have contributed to Stella.");
ADD_ALINE();
ADD_ATEXT("\\L\\c0""Thanks to the ScummVM project for the GUI code.");
ADD_ALINE();
ADD_ATEXT("\\L\\c0""Thanks to Ian Bogost and the Georgia Tech Atari Team");
ADD_ATEXT("\\L\\c0""for the CRT Simulation effects.");
break;
case 4:
title = "Cast of thousands";
ADD_ATEXT("\\L\\c0""Special thanks to AtariAge for introducing the");
ADD_ATEXT("\\L\\c0""Atari 2600 to a whole new generation.");
ADD_ATEXT("\\L\\c2"" http://www.atariage.com");
ADD_ALINE();
ADD_ATEXT("\\L\\c0""Finally, a huge thanks to the original Atari 2600");
ADD_ATEXT("\\L\\c0""VCS team for giving us the magic, and to the");
ADD_ATEXT("\\L\\c0""homebrew developers for keeping the magic alive.");
break;
}
while(i < lines)
ADD_ALINE();
}
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
void AboutDialog::displayInfo()
{
string titleStr;
updateStrings(myPage, myLinesPerPage, titleStr);
myTitle->setLabel(titleStr);
for(int i = 0; i < myLinesPerPage; i++)
{
const char* str = myDescStr[i].c_str();
TextAlign align = TextAlign::Center;
uInt32 color = kTextColor;
while (str[0] == '\\')
{
switch (str[1])
{
case 'C':
align = TextAlign::Center;
break;
case 'L':
align = TextAlign::Left;
break;
case 'R':
align = TextAlign::Right;
break;
case 'c':
switch (str[2])
{
case '0':
color = kTextColor;
break;
case '1':
color = kTextColorHi;
break;
case '2':
color = kColor;
break;
case '3':
color = kShadowColor;
break;
case '4':
color = kBGColor;
break;
case '5':
color = kTextColorEm;
break;
default:
break;
}
str++;
break;
default:
break;
}
str += 2;
}
myDesc[i]->setAlign(align);
myDesc[i]->setTextColor(color);
myDesc[i]->setLabel(str);
}
// Redraw entire dialog
_dirty = true;
}
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
void AboutDialog::handleCommand(CommandSender* sender, int cmd, int data, int id)
{
switch(cmd)
{
case GuiObject::kNextCmd:
myPage++;
if(myPage >= myNumPages)
myNextButton->clearFlags(WIDGET_ENABLED);
if(myPage >= 2)
myPrevButton->setFlags(WIDGET_ENABLED);
displayInfo();
break;
case GuiObject::kPrevCmd:
myPage--;
if(myPage <= myNumPages)
myNextButton->setFlags(WIDGET_ENABLED);
if(myPage <= 1)
myPrevButton->clearFlags(WIDGET_ENABLED);
displayInfo();
break;
default:
Dialog::handleCommand(sender, cmd, data, 0);
}
}
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