void ResourceLoader::uncache(const char *filename) {
Common::String fname = filename;
fname.toLowercase();
if (_cacheDirty) {
qsort(_cache.begin(), _cache.size(), sizeof(ResourceCache), sortCallback);
_cacheDirty = false;
}
for (unsigned int i = 0; i < _cache.size(); i++) {
if (fname.compareTo(_cache[i].fname) == 0) {
delete[] _cache[i].fname;
_cacheMemorySize -= _cache[i].len;
delete[] _cache[i].resPtr;
_cache.remove_at(i);
_cacheDirty = true;
}
}
}
/**
* Loads and draws the chosen page of the help.
* @remarks Originally called 'getme'
*/
void Help::switchPage(byte which) {
// Help icons are 80x20.
_highlightWas = 177; // Forget where the highlight was.
Common::File file;
if (!file.open("help.avd"))
error("AVALANCHE: Help: File not found: help.avd");
file.seek(which * 2);
uint16 offset = file.readUint16LE();
file.seek(offset);
Common::String title = getLine(file);
_vm->_graphics->drawFilledRectangle(Common::Rect(0, 0, 640, 200), kColorBlue);
_vm->_graphics->drawFilledRectangle(Common::Rect(8, 40, 450, 200), kColorWhite);
byte index = file.readByte();
_vm->_graphics->helpDrawButton(-177, index);
// Plot the title:
_vm->_graphics->drawNormalText(title, _vm->_font, 8, 629 - 8 * title.size(), 26, kColorBlack);
_vm->_graphics->drawNormalText(title, _vm->_font, 8, 630 - 8 * title.size(), 25, kColorCyan);
_vm->_graphics->helpDrawBigText("help!", 549, 1, kColorBlack);
_vm->_graphics->helpDrawBigText("help!", 550, 0, kColorCyan);
byte y = 0;
do {
Common::String line = getLine(file);
if (!line.empty()) {
if (line.compareTo(Common::String('!')) == 0) // End of the help text is signalled with a '!'.
break;
if (line[0] == '\\') {
line.deleteChar(0);
_vm->_graphics->drawNormalText(line, _vm->_font, 8, 16, 41 + y * 10, kColorRed);
}
else
_vm->_graphics->drawNormalText(line, _vm->_font, 8, 16, 41 + y * 10, kColorBlack);
}
y++;
} while (true);
// We are now at the end of the text. Next we must read the icons:
y = 0;
_buttonNum = 0;
while (!file.eos()) {
int trigger = file.readByte();
if (trigger == 177)
break;
switch (trigger) {
case 254: // Escape
trigger = 27;
break;
case 214: // PageUp
trigger = 280;
break;
case 216: // PageDown
trigger = 281;
break;
default: // A - Z
// The characters are stored in the file in uppercase, but we need the lowercase versions for KeyCode:
trigger = tolower(trigger);
break;
}
_buttons[y]._trigger = Common::KeyCode(trigger);
index = file.readByte();
if (_buttons[y]._trigger != Common::KEYCODE_INVALID)
_vm->_graphics->helpDrawButton(13 + (y + 1) * 27, index);
_buttons[y]._whither = file.readByte(); // This is the position to jump to.
Common::String text = "";
switch (_buttons[y]._trigger) {
case Common::KEYCODE_ESCAPE:
text = Common::String("Esc");
break;
case Common::KEYCODE_PAGEUP:
text = Common::String(24);
break;
case Common::KEYCODE_PAGEDOWN:
text = Common::String(25);
break;
default:
text = Common::String(toupper(_buttons[y]._trigger));
break;
}
_vm->_graphics->helpDrawBigText(text, 589 - (text.size() * 8), 18 + (y + 1) * 27, kColorBlack);
_vm->_graphics->helpDrawBigText(text, 590 - (text.size() * 8), 17 + (y + 1) * 27, kColorCyan);
y++;
_buttonNum++;
}
_vm->_graphics->refreshScreen();
file.close();
}