VOYEUR: Initial implementation of drawText method
This commit is contained in:
Paul Gilbert
parent
0fe067ba4a
commit
b02c72b45f
5 changed files with 296 additions and 19 deletions
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@ -795,10 +795,222 @@ void ViewPortResource::setupViewPort() {
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&GraphicsManager::restoreMCGASaveRect);
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}
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void ViewPortResource::drawText(const Common::String &msg) {
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int ViewPortResource::drawText(const Common::String &msg) {
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GraphicsManager &gfxManager = _state._vm->_graphicsManager;
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FontInfo &fontInfo = *gfxManager._fontPtr;
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FontResource &fontData = *fontInfo._curFont;
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int xShadows[9] = { 0, 1, 1, 1, 0, -1, -1, -1, 0 };
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int yShadows[9] = { 0, 1, 0, -1, -1, -1, 0, 1, 1 };
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Common::Rect *clipPtr = gfxManager._clipPtr;
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if (!(fontInfo._picFlags & 1))
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gfxManager._clipPtr = NULL;
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int minChar = fontData._minChar;
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int padding = fontData._padding;
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int fontHeight = fontData._fontHeight;
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int totalChars = fontData._maxChar - fontData._minChar;
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int msgWidth = 0;
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int xp = 0, yp = 0;
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Common::Point pos = fontInfo._pos;
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_fontChar._flags = fontInfo._picFlags | 2;
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_fontChar._select = fontInfo._picSelect;
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_fontChar._bounds.setHeight(fontHeight);
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if (gfxManager._drawTextPermFlag || (fontInfo._fontFlags & 1) || fontInfo._justify ||
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(gfxManager._saveBack && fontInfo._fontSaveBack && (_flags & 0x8000))) {
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msgWidth = textWidth(msg);
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yp = pos.y;
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xp = pos.x;
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switch (fontInfo._justify) {
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case 1:
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xp = pos.x + (fontInfo._justifyWidth / 2) - (msgWidth / 2);
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break;
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case 2:
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xp = pos.x + fontInfo._justifyWidth - msgWidth;
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break;
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default:
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break;
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}
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if (!(fontInfo._fontFlags & 3)) {
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_fontRect.left = xp;
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_fontRect.top = yp;
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_fontRect.setWidth(msgWidth);
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_fontRect.setHeight(fontHeight);
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} else {
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_fontRect.left = pos.x;
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_fontRect.top = pos.y;
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_fontRect.setWidth(fontInfo._justifyWidth);
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_fontRect.setHeight(fontInfo._justifyHeight);
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}
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pos.x = xp;
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pos.y = yp;
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if (fontInfo._fontFlags & 4) {
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if (fontInfo._shadow.x <= 0) {
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_fontRect.left += fontInfo._shadow.x;
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_fontRect.right -= fontInfo._shadow.x * 2;
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} else {
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_fontRect.right += fontInfo._shadow.x;
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}
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if (fontInfo._shadow.y <= 0) {
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_fontRect.top += fontInfo._shadow.y;
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_fontRect.bottom -= fontInfo._shadow.y * 2;
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} else {
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_fontRect.bottom += fontInfo._shadow.y;
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}
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} else if (fontInfo._fontFlags & 8) {
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if (fontInfo._shadow.x <= 0) {
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_fontRect.left += fontInfo._shadow.x;
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_fontRect.right -= fontInfo._shadow.x * 3;
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} else {
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_fontRect.right += fontInfo._shadow.x * 3;
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_fontRect.left -= fontInfo._shadow.x;
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}
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if (fontInfo._shadow.y <= 0) {
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_fontRect.top += fontInfo._shadow.y;
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_fontRect.bottom -= fontInfo._shadow.y * 3;
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} else {
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_fontRect.bottom += fontInfo._shadow.y * 3;
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_fontRect.top -= fontInfo._shadow.y;
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}
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}
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}
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if (gfxManager._saveBack && fontInfo._fontSaveBack && (_flags & 0x8000)) {
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addSaveRect(_pageIndex, _fontRect);
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}
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if (fontInfo._fontFlags & 1) {
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gfxManager._drawPtr->_pos = Common::Point(_fontRect.left, _fontRect.top);
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gfxManager._drawPtr->_penColor = fontInfo._backColor;
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sFillBox(_fontRect.width());
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}
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bool saveBack = gfxManager._saveBack;
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gfxManager._saveBack = false;
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int count = 0;
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if (!(fontInfo._fontFlags & 4))
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count = 1;
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else if (fontInfo._fontFlags & 8)
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count = 8;
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for (int i = 0; i < count; ++i) {
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xp = pos.x;
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yp = pos.y;
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switch (xShadows[i]) {
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case -1:
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xp -= fontInfo._shadow.x;
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break;
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case 1:
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xp += fontInfo._shadow.x;
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break;
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default:
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break;
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}
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switch (yShadows[i]) {
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case -1:
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yp -= fontInfo._shadow.y;
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break;
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case 1:
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yp += fontInfo._shadow.y;
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break;
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default:
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break;
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}
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if (i == 0) {
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_fontChar._pick = 0;
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_fontChar._onOff = fontInfo._shadowColor;
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} else if (fontData.field2 == 1 || (fontInfo._fontFlags & 0x10)) {
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_fontChar._pick = 0;
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_fontChar._onOff = fontInfo._foreColor;
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} else {
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_fontChar._pick = fontInfo._picPick;
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_fontChar._onOff = fontInfo._picOnOff;
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_fontChar._depth = fontData.field2;
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}
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// Loop to draw each character in turn
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msgWidth = -padding;
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const char *msgP = msg.c_str();
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char ch;
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while ((ch = *msgP++) != '\0') {
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int charValue = (int)ch - minChar;
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if (charValue >= totalChars || fontData._charWidth[charValue] == 0)
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charValue = fontData._maxChar - minChar;
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int charWidth = fontData._charWidth[charValue];
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_fontChar._bounds.setWidth(charWidth);
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uint16 offset = READ_LE_UINT16(fontData._data1 + charValue * 2);
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_fontChar._imgData = fontData._data2 + offset * 2;
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gfxManager.sDrawPic(&_fontChar, this, Common::Point(xp, yp));
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xp += charWidth + padding;
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msgWidth += charWidth + padding;
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}
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}
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msgWidth = MAX(msgWidth, 0);
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if (fontInfo._justify == ALIGN_LEFT)
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fontInfo._pos.x = xp;
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gfxManager._saveBack = saveBack;
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gfxManager._clipPtr = clipPtr;
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return msgWidth;
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}
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int ViewPortResource::textWidth(const Common::String &msg) {
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if (msg.size() == 0)
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return 0;
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const char *msgP = msg.c_str();
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FontResource &fontData = *_state._vm->_graphicsManager._fontPtr->_curFont;
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int minChar = fontData._minChar;
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int maxChar = fontData._maxChar;
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int padding = fontData._padding;
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int totalWidth = -padding;
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char ch;
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// Loop through the characters
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while ((ch = *msgP++) != '\0') {
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int charValue = (int)ch;
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if (charValue < minChar || charValue > maxChar)
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charValue = maxChar;
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if (!fontData._charWidth[charValue - minChar])
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charValue = maxChar;
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totalWidth += fontData._charWidth[charValue - minChar] + padding;
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}
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if (totalWidth < 0)
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totalWidth = 0;
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return totalWidth;
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}
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void ViewPortResource::addSaveRect(int pageIndex, const Common::Rect &r) {
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// TODO
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}
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void ViewPortResource::sFillBox(int width) {
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}
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/*------------------------------------------------------------------------*/
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ViewPortListResource::ViewPortListResource(BoltFilesState &state, const byte *src) {
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@ -837,8 +1049,25 @@ ViewPortPalEntry::ViewPortPalEntry(const byte *src) {
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/*------------------------------------------------------------------------*/
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FontResource::FontResource(BoltFilesState &state, const byte *src) {
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state._curLibPtr->resolveIt(READ_LE_UINT32(src + 0xC), &_fieldC);
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FontResource::FontResource(BoltFilesState &state, byte *src) {
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_minChar = src[0];
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_maxChar = src[1];
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field2 = src[2];
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_padding = src[3];
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_fontHeight = src[5];
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field6 = src[6];
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int totalChars = _maxChar - _minChar + 1;
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_charWidth = new int[totalChars];
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for (int i = 0; i < totalChars; ++i)
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_charWidth[i] = READ_LE_UINT16(src + 8 + 2 * i);
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_data1 = src + 8 + totalChars * 2;
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_data2 = _data1 + totalChars * 2;
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}
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FontResource::~FontResource() {
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delete[] _charWidth;
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}
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/*------------------------------------------------------------------------*/
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