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Changed: Font scaling

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--HG--
branch : experimental-ui-scaling
feature/pipeline-tools
Nimetu 9 years ago
parent b474f39970
commit 8965ce50d5
3 changed files with 100 additions and 71 deletions
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12
code/nel/include/nel/gui/view_text.h
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@ -232,12 +232,14 @@ namespace NLGUI
bool _Embolden;
bool _Oblique;
// width of the font in pixel. Just a Hint for tabing format (computed with '_')
uint _FontWidth;
float _FontWidth;
// height of the font in pixel.
// use getFontHeight
uint _FontHeight;
uint _FontLegHeight;
float _FontHeight;
float _FontLegHeight;
float _SpaceWidth;
/// last UI scale used to calculate font size
float _Scale;
/// the text color
NLMISC::CRGBA _Color;
/// the shadow mode
@ -333,8 +335,8 @@ namespace NLGUI
// Clear the line & remove text contexts
void clear();
// Add a new word (and its context) in the line + a number of spaces to append at the end of the line
void addWord(const ucstring &word, uint numSpaces, const CFormatInfo &wordFormat, uint fontWidth);
void addWord(const CWord &word, uint fontWidth);
void addWord(const ucstring &word, uint numSpaces, const CFormatInfo &wordFormat, float fontWidth);
void addWord(const CWord &word, float fontWidth);
uint getNumWords() const { return (uint)_Words.size(); }
CWord &getWord(uint index) { return _Words[index]; }
float getSpaceWidth() const { return _SpaceWidth; }

19
code/nel/src/gui/view_renderer.cpp
Unescape Escape View File

@ -1938,6 +1938,25 @@ namespace NLGUI
void CViewRenderer::drawText (sint layerId, float x, float y, uint wordIndex, float xmin, float ymin, float xmax, float ymax, UTextContext &textContext)
{
xmin = xmin * _OneOverScreenW;
ymin = ymin * _OneOverScreenH;
xmax = xmax * _OneOverScreenW;
ymax = ymax * _OneOverScreenH;
if (_InterfaceScale != 1.0f && _InterfaceScale != 2.0f)
{
// align to screen pixel
x *= _OneOverScreenW * _ScreenW;
y *= _OneOverScreenH * _ScreenH;
x = floorf(x) * 1.f / (float) _ScreenW;
y = floorf(y) * 1.f / (float) _ScreenH;
}
else
{
x = floorf(x) * _OneOverScreenW;
y = floorf(y) * _OneOverScreenH;
}
if (_WorldSpaceTransformation)
{
textContext.printClipAtUnProjected(*getStringRenderBuffer(layerId), _CameraFrustum, _WorldSpaceMatrix, x, y, _CurrentZ, wordIndex, xmin, ymin, xmax, ymax);

140
code/nel/src/gui/view_text.cpp
Unescape Escape View File

@ -79,6 +79,7 @@ namespace NLGUI
_MultiMaxLine = 0;
_Index = 0xFFFFFFFF;
_Scale = 1.0f;
_FontWidth= 0;
_FontHeight = 0;
_FontLegHeight = 0;
@ -877,12 +878,13 @@ namespace NLGUI
// ***************************************************************************
sint CViewText::getCurrentMultiLineMaxW() const
{
sint maxw = ceilf(_LineMaxW * _Scale);
if(_MultiLineMaxWOnly)
return _LineMaxW;
return maxw;
else
{
sint parentWidth = std::min(_Parent->getMaxWReal(), _Parent->getWReal());
return std::min(parentWidth-(sint)(_XReal-_Parent->getXReal()), (sint)_LineMaxW);
return std::min(parentWidth-(sint)(_XReal-_Parent->getXReal()), maxw);
}
}
@ -890,6 +892,9 @@ namespace NLGUI
// ***************************************************************************
void CViewText::checkCoords ()
{
if (_Scale != CViewRenderer::getInstance()->getInterfaceScale())
invalidateContent();
if ((_MultiLine)&&(_Parent != NULL))
{
// If never setuped, and if text is not empty
@ -943,6 +948,8 @@ namespace NLGUI
CViewRenderer &rVR = *CViewRenderer::getInstance();
//rVR.drawRotFlipBitmap (_RenderLayer, _XReal, _YReal, _WReal, _HReal, 0, false, rVR.getBlankTextureId(), CRGBA(64,64,64,255));
// *** Out Of Clip?
sint32 ClipX, ClipY, ClipW, ClipH;
rVR.getClipWindow (ClipX, ClipY, ClipW, ClipH);
@ -951,12 +958,8 @@ namespace NLGUI
return;
// *** Screen Minimized?
uint32 w, h;
float oow, ooh;
rVR.getScreenSize (w, h);
if (rVR.isMinimized())
return;
rVR.getScreenOOSize (oow, ooh);
NL3D::UTextContext *TextContext = CViewRenderer::getTextContext();
@ -989,22 +992,22 @@ namespace NLGUI
TextContext->setShaded (_Shadow);
TextContext->setShadeOutline (_ShadowOutline);
TextContext->setShadeColor (shcol);
TextContext->setFontSize (_FontSize);
TextContext->setFontSize (_FontSize*_Scale);
TextContext->setEmbolden (_Embolden);
TextContext->setOblique (_Oblique);
float y = (float)(_YReal) * ooh; // y is expressed in scree, coordinates [0..1]
float y = _YReal;
//y += _LinesInfos[_LinesInfos.size()-1].StringLine / h;
// Y is the base line of the string, so it must be grown up.
y += (float)_FontLegHeight * ooh;
y += _FontLegHeight;
sint y_line = _YReal+_FontLegHeight-2;
sint y_line = _YReal+_FontLegHeight-2.0f*_Scale;
if (_MultiMinLine > _Lines.size())
{
uint dy = getMultiMinOffsetY();
y += dy * ooh;
y += dy;
y_line += dy;
}
@ -1076,8 +1079,7 @@ namespace NLGUI
px= max(px, (float)(_XReal + currWord.Format.TabX*_FontWidth));
// draw. We take floorf px to avoid filtering of letters that are not located on a pixel boundary
rVR.drawText (_RenderLayer, floorf(px) * oow, y, currWord.Index, (float)ClipX * oow, (float)ClipY * ooh,
(float)(ClipX+ClipW) * oow, (float)(ClipY+ClipH) * ooh, *TextContext);
rVR.drawText (_RenderLayer, px, y, currWord.Index, ClipX, ClipY, ClipX+ClipW, ClipY+ClipH, *TextContext);
// Draw a line
if (_Underlined)
@ -1090,7 +1092,7 @@ namespace NLGUI
px += currWord.Info.StringWidth;
}
// go one line up
y += (_FontHeight + _MultiLineSpace) * ooh;
y += (_FontHeight + _MultiLineSpace);
y_line += _FontHeight+_MultiLineSpace;
}
@ -1116,22 +1118,19 @@ namespace NLGUI
TextContext->setShaded (_Shadow);
TextContext->setShadeOutline (_ShadowOutline);
TextContext->setShadeColor (shcol);
TextContext->setFontSize (_FontSize);
TextContext->setFontSize (_FontSize*_Scale);
TextContext->setEmbolden (_Embolden);
TextContext->setOblique (_Oblique);
if(_LetterColors!=NULL && !TextContext->isSameLetterColors(_LetterColors, _Index))
{
TextContext->setLetterColors(_LetterColors, _Index);
}
float x = (float)(_XReal) * oow;
float y = (float)(_YReal) * ooh;
float y = _YReal;
// Y is the base line of the string, so it must be grown up.
y += (float)_FontLegHeight * ooh;
y += _FontLegHeight;
// special selection code
if(_TextSelection)
@ -1142,12 +1141,11 @@ namespace NLGUI
TextContext->setStringColor(_Index, col);
// draw
rVR.drawText (_RenderLayer, x, y, _Index, (float)ClipX * oow, (float)ClipY * ooh,
(float)(ClipX+ClipW) * oow, (float)(ClipY+ClipH) * ooh, *TextContext);
rVR.drawText (_RenderLayer, _XReal, y, _Index, ClipX, ClipY, ClipX+ClipW, ClipY+ClipH, *TextContext);
// Draw a line
if (_Underlined)
rVR.drawRotFlipBitmap (_RenderLayer, _XReal, _YReal+_FontLegHeight-2, _WReal, 1, 0, false, rVR.getBlankTextureId(), col);
rVR.drawRotFlipBitmap (_RenderLayer, _XReal, _YReal+_FontLegHeight-2.0f*_Scale, _WReal, 1, 0, false, rVR.getBlankTextureId(), col);
if (_StrikeThrough)
rVR.drawRotFlipBitmap (_RenderLayer, _XReal, _YReal+(_FontLegHeight/2), _WReal, 1, 0, false, rVR.getBlankTextureId(), col);
@ -1336,7 +1334,7 @@ namespace NLGUI
sint32 value;
if(CLuaIHM::popSINT32(ls, value))
{
setLineMaxW(value);
setLineMaxW(ceilf(value / _Scale));
}
return 0;
}
@ -1463,7 +1461,7 @@ namespace NLGUI
ucstring ucStrLetter;
ucStrLetter= ucLetter;
si = TextContext->getStringInfo (ucStrLetter);
rWidthLetter = (si.StringWidth);
rWidthLetter = (si.StringWidth / _Scale);
if ((rWidthCurrentLine + rWidthLetter) > nMaxWidth)
{
flushWordInLine(ucCurrentWord, linePushed, wordFormat);
@ -1538,7 +1536,7 @@ namespace NLGUI
static const ucstring spaceStr(" ");
// precLineWidth valid only id precedent line is part of same paragraph.
float precLineWidth= 0;
float lineWidth = (float)_FirstLineX; // width of the current line
float lineWidth = (float)_FirstLineX * _Scale; // width of the current line
uint numWordsInLine = 0; // number of words in the current line
bool isParagraphStart = true; // A paragraph is a group of characters between 2 \n
bool lineFeed;
@ -1554,7 +1552,7 @@ namespace NLGUI
TCharPos spaceEnd;
TCharPos wordEnd;
uint numSpaces;
float newLineWidth;
float newLineWidth = 0;
breakLine = false;
//
if (_Text[currPos] == (ucchar) '\n')
@ -1629,7 +1627,7 @@ namespace NLGUI
// compute size of spaces/Tab + word
newLineWidth = lineWidth + numSpaces * _SpaceWidth;
newLineWidth = max(newLineWidth, (float)wordFormat.TabX*_FontWidth);
newLineWidth+= si.StringWidth;
newLineWidth+= si.StringWidth / _Scale;
}
//
// Does the word go beyond the end of line ?
@ -1704,8 +1702,8 @@ namespace NLGUI
{
oneChar = wordValue[currChar];
si = CViewRenderer::getTextContext()->getStringInfo(oneChar);
if ((uint) (px + si.StringWidth) > nMaxWidth) break;
px += si.StringWidth;
if ((uint) (px + si.StringWidth / _Scale) > nMaxWidth) break;
px += si.StringWidth / _Scale;
}
currChar = std::max((uint) 1, currChar); // must fit at least one character otherwise there's an infinite loop
wordValue = _Text.substr(spaceEnd, currChar);
@ -1822,12 +1820,15 @@ namespace NLGUI
// ***************************************************************************
void CViewText::updateTextContext ()
{
if (_Scale != CViewRenderer::getInstance()->getInterfaceScale())
computeFontSize();
NL3D::UTextContext *TextContext = CViewRenderer::getTextContext();
TextContext->setHotSpot (UTextContext::BottomLeft);
TextContext->setShaded (_Shadow);
TextContext->setShadeOutline (_ShadowOutline);
TextContext->setFontSize (_FontSize);
TextContext->setFontSize (_FontSize*_Scale);
TextContext->setEmbolden (_Embolden);
TextContext->setOblique (_Oblique);
@ -1836,7 +1837,7 @@ namespace NLGUI
if ((_MultiLine)&&(_Parent != NULL))
{
sint nMaxWidth = getCurrentMultiLineMaxW();
float nMaxWidth = getCurrentMultiLineMaxW();
_LastMultiLineMaxW = nMaxWidth;
clearLines();
if (nMaxWidth <= 0)
@ -1873,8 +1874,8 @@ namespace NLGUI
{
rTotalW = std::max(_Lines[i]->getWidth() + ((i==0)?_FirstLineX:0), rTotalW);
}
_W = (sint)rTotalW;
_H = std::max(_FontHeight, uint(_FontHeight * _Lines.size() + std::max(0, sint(_Lines.size()) - 1) * _MultiLineSpace));
_W = (sint)ceilf(rTotalW);
_H = std::max(_FontHeight, ceilf(_FontHeight * _Lines.size() + std::max(0, sint(_Lines.size()) - 1) * _MultiLineSpace));
// See if we should pretend to have at least X lines
if (_MultiMinLine > 1)
@ -1895,7 +1896,7 @@ namespace NLGUI
{
CCtrlToolTip *pTooltip = _Tooltips[word.Format.IndexTt];
sint y = (sint) ((_FontHeight + _MultiLineSpace) * (_Lines.size() - i - 1));
sint y = (sint) ceilf((_FontHeight + _MultiLineSpace) * (_Lines.size() - i - 1));
pTooltip->setX(0);
pTooltip->setY(y);
@ -1914,7 +1915,8 @@ namespace NLGUI
// Common case: no W clamp
_Index = TextContext->textPush (_Text);
_Info = TextContext->getStringInfo (_Index);
_W = (sint)(_Info.StringWidth);
_Info.StringWidth /= _Scale;
_W = (sint)ceilf(_Info.StringWidth);
// Rare case: clamp W => recompute slowly, cut letters
if(_W>_LineMaxW)
@ -1927,7 +1929,7 @@ namespace NLGUI
ucCurrentLine.reserve(_Text.size());
// Append ... to the end of line
si = TextContext->getStringInfo (ucstring("..."));
float dotWidth= si.StringWidth;
float dotWidth= si.StringWidth / _Scale;
float rWidthCurrentLine = 0, rWidthLetter;
// for all the text
if (_ClampRight)
@ -1938,7 +1940,7 @@ namespace NLGUI
ucstring ucStrLetter;
ucStrLetter= ucLetter;
si = TextContext->getStringInfo (ucStrLetter);
rWidthLetter = (si.StringWidth);
rWidthLetter = (si.StringWidth / _Scale);
if ((rWidthCurrentLine + rWidthLetter + dotWidth) > _LineMaxW)
{
break;
@ -1962,7 +1964,7 @@ namespace NLGUI
ucstring ucStrLetter;
ucStrLetter= ucLetter;
si = TextContext->getStringInfo (ucStrLetter);
rWidthLetter = (si.StringWidth);
rWidthLetter = (si.StringWidth / _Scale);
if ((rWidthCurrentLine + rWidthLetter + dotWidth) > _LineMaxW)
{
break;
@ -1982,13 +1984,14 @@ namespace NLGUI
// And so setup this trunc text
_Index = TextContext->textPush (ucCurrentLine);
_Info = TextContext->getStringInfo (_Index);
_W = (sint)(_Info.StringWidth);
_Info.StringWidth /= _Scale;
_W = (sint)ceilf(_Info.StringWidth);
_SingleLineTextClamped= true;
}
// same height always
_H = _FontHeight;
_H = (sint)ceilf(_FontHeight);
}
_InvalidTextContext= false;
@ -2025,12 +2028,12 @@ namespace NLGUI
if (_ClampRight)
{
sint32 parentRight = parent->getXReal() + parent->getWReal() - (sint32) _AutoClampOffset;
setLineMaxW(std::max((sint32) 0, parentRight - _XReal));
setLineMaxW(ceilf(std::max((sint32) 0, parentRight - _XReal) / _Scale));
}
else
{
sint32 parentLeft = parent->getXReal() + (sint32) _AutoClampOffset;
setLineMaxW(std::max((sint32) 0, _XReal + _WReal - parentLeft));
setLineMaxW(ceilf(std::max((sint32) 0, _XReal + _WReal - parentLeft) / _Scale));
}
}
}
@ -2154,7 +2157,7 @@ namespace NLGUI
TextContext->setHotSpot (UTextContext::BottomLeft);
TextContext->setShaded (_Shadow);
TextContext->setShadeOutline (_ShadowOutline);
TextContext->setFontSize (_FontSize);
TextContext->setFontSize (_FontSize*_Scale);
TextContext->setEmbolden (_Embolden);
TextContext->setOblique (_Oblique);
// CViewRenderer &rVR = *CViewRenderer::getInstance();
@ -2224,14 +2227,14 @@ namespace NLGUI
ucstring subStr = currWord.Text.substr(0, index - charIndex - currWord.NumSpaces);
// compute the size
UTextContext::CStringInfo si = TextContext->getStringInfo(subStr);
x = (sint) (px + si.StringWidth + currWord.NumSpaces * currLine.getSpaceWidth());
x = (sint) ceilf(px + si.StringWidth / _Scale + currWord.NumSpaces * currLine.getSpaceWidth());
height = getFontHeight();
return;
}
else
{
// character is in the spaces preceding the word
x = (sint) (px + currLine.getSpaceWidth() * (index - charIndex));
x = (sint) ceilf(px + currLine.getSpaceWidth() * (index - charIndex));
height = getFontHeight();
return;
}
@ -2251,7 +2254,7 @@ namespace NLGUI
// compute the size
UTextContext::CStringInfo si = TextContext->getStringInfo(subStr);
y = 0;
x = (sint) si.StringWidth;
x = (sint) ceilf(si.StringWidth / _Scale);
}
}
@ -2260,6 +2263,7 @@ namespace NLGUI
static uint getCharacterIndex(const ucstring &textValue, float x)
{
float px = 0.f;
float sw;
UTextContext::CStringInfo si;
ucstring singleChar(" ");
uint i;
@ -2268,12 +2272,13 @@ namespace NLGUI
// get character width
singleChar[0] = textValue[i];
si = CViewRenderer::getTextContext()->getStringInfo(singleChar);
px += si.StringWidth;
sw = si.StringWidth / CViewRenderer::getInstance()->getInterfaceScale();
px += sw / CViewRenderer::getInstance()->getInterfaceScale();
// the character is at the i - 1 position
if (px > x)
{
// if the half of the character is after the cursor, then prefer select the next one (like in Word)
if(px-si.StringWidth/2 < x)
if(px-sw/2 < x)
i++;
break;
}
@ -2290,7 +2295,7 @@ namespace NLGUI
TextContext->setHotSpot (UTextContext::BottomLeft);
TextContext->setShaded (_Shadow);
TextContext->setShadeOutline (_ShadowOutline);
TextContext->setFontSize (_FontSize);
TextContext->setFontSize (_FontSize*_Scale);
TextContext->setEmbolden (_Embolden);
TextContext->setOblique (_Oblique);
// find the line where the character is
@ -2490,7 +2495,7 @@ namespace NLGUI
}
// ***************************************************************************
void CViewText::CLine::addWord(const ucstring &text, uint numSpaces, const CFormatInfo &wordFormat, uint fontWidth)
void CViewText::CLine::addWord(const ucstring &text, uint numSpaces, const CFormatInfo &wordFormat, float fontWidth)
{
CWord word;
word.build(text, numSpaces);
@ -2499,7 +2504,7 @@ namespace NLGUI
}
// ***************************************************************************
void CViewText::CLine::addWord(const CWord &word, uint fontWidth)
void CViewText::CLine::addWord(const CWord &word, float fontWidth)
{
_Words.push_back(word);
_NumChars += word.NumSpaces + uint(word.Text.length());
@ -2509,7 +2514,7 @@ namespace NLGUI
_StringLine = word.Info.StringLine;
}
// the width of the line must reach at least the Tab
_WidthWithoutSpaces= max(_WidthWithoutSpaces, word.Format.TabX * float(fontWidth));
_WidthWithoutSpaces= max(_WidthWithoutSpaces, word.Format.TabX * fontWidth);
// append the text space
_WidthWithoutSpaces += word.Info.StringWidth;
}
@ -2544,6 +2549,7 @@ namespace NLGUI
NL3D::UTextContext *TextContext = CViewRenderer::getTextContext();
Index = TextContext->textPush(text);
Info = TextContext->getStringInfo(Index);
Info.StringWidth /= CViewRenderer::getInstance()->getInterfaceScale();
}
// ***************************************************************************
@ -2568,7 +2574,7 @@ namespace NLGUI
TextContext->setHotSpot (UTextContext::BottomLeft);
TextContext->setShaded (_Shadow);
TextContext->setShadeOutline (_ShadowOutline);
TextContext->setFontSize (_FontSize);
TextContext->setFontSize (_FontSize*_Scale);
TextContext->setEmbolden (_Embolden);
TextContext->setOblique (_Oblique);
@ -2617,7 +2623,7 @@ namespace NLGUI
si = TextContext->getStringInfo(wordValue);
// compute size of spaces + word
lineWidth += numSpaces * _SpaceWidth + si.StringWidth;
lineWidth += numSpaces * _SpaceWidth + si.StringWidth / _Scale;
currPos = wordEnd;
}
@ -2629,14 +2635,14 @@ namespace NLGUI
linePos = lineEnd+1;
}
return (sint32)maxWidth;
return (sint32)ceilf(maxWidth);
}
// ***************************************************************************
sint32 CViewText::getMinUsedW() const
{
static const ucstring spaceOrLineFeedStr(" \n\t");
sint32 maxWidth = 0;
float maxWidth = 0.0f;
// Not multi line ? Same size than min
if (!_MultiLine)
@ -2646,7 +2652,7 @@ namespace NLGUI
if (_TextMode == ClipWord)
{
// No largest font parameter, return the font height
return _FontHeight;
return (sint32)ceilf(_FontHeight);
}
// If we can't clip the words, return the size of the largest word
else if ((_TextMode == DontClipWord) || (_TextMode == Justified))
@ -2655,7 +2661,7 @@ namespace NLGUI
TextContext->setHotSpot (UTextContext::BottomLeft);
TextContext->setShaded (_Shadow);
TextContext->setShadeOutline (_ShadowOutline);
TextContext->setFontSize (_FontSize);
TextContext->setFontSize (_FontSize*_Scale);
TextContext->setEmbolden (_Embolden);
TextContext->setOblique (_Oblique);
@ -2683,7 +2689,7 @@ namespace NLGUI
si = TextContext->getStringInfo(wordValue);
// Larger ?
sint32 stringWidth = (sint32)si.StringWidth;
float stringWidth = (si.StringWidth / _Scale);
if (stringWidth>maxWidth)
maxWidth = stringWidth;
@ -2692,7 +2698,7 @@ namespace NLGUI
}
}
return maxWidth;
return ceilf(maxWidth);
}
// ***************************************************************************
@ -2709,11 +2715,13 @@ namespace NLGUI
// ***************************************************************************
void CViewText::computeFontSize ()
{
_Scale = CViewRenderer::getInstance()->getInterfaceScale();
NL3D::UTextContext *TextContext = CViewRenderer::getTextContext();
TextContext->setHotSpot (UTextContext::BottomLeft);
TextContext->setShaded (_Shadow);
TextContext->setShadeOutline (_ShadowOutline);
TextContext->setFontSize (_FontSize);
TextContext->setFontSize (_FontSize * _Scale);
TextContext->setEmbolden (_Embolden);
TextContext->setOblique (_Oblique);
@ -2728,16 +2736,16 @@ namespace NLGUI
// for now we can't know that directly from UTextContext
UTextContext::CStringInfo si = TextContext->getStringInfo(chars);
// add a padding of 1 pixel else the top will be truncated
_FontHeight = (uint) si.StringHeight+1;
_FontLegHeight = (uint) si.StringLine;
_FontHeight = (si.StringHeight / _Scale) + 1;
_FontLegHeight = si.StringLine / _Scale;
// Space width
si = TextContext->getStringInfo(ucstring(" "));
_SpaceWidth = si.StringWidth;
_SpaceWidth = si.StringWidth / _Scale;
// Font Width
si = TextContext->getStringInfo(ucstring("_"));
_FontWidth = (uint)si.StringWidth;
_FontWidth = si.StringWidth / _Scale;
}

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