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Added a font 'leading' parameter for multiline text layouts

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This commit is contained in:
ed 2019-03-11 16:43:21 +00:00
parent 1a22a3fafb
commit 06da4f2daf
4 changed files with 12 additions and 8 deletions
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4
modules/juce_graphics/contexts/juce_GraphicsContext.cpp
View file

@ -274,7 +274,7 @@ void Graphics::drawSingleLineText (const String& text, const int startX, const i
void Graphics::drawMultiLineText (const String& text, const int startX,
const int baselineY, const int maximumLineWidth,
Justification justification) const
Justification justification, const float leading) const
{
if (text.isNotEmpty()
&& startX < context.getClipBounds().getRight())
@ -282,7 +282,7 @@ void Graphics::drawMultiLineText (const String& text, const int startX,
GlyphArrangement arr;
arr.addJustifiedText (context.getFont(), text,
(float) startX, (float) baselineY, (float) maximumLineWidth,
justification);
justification, leading);
arr.draw (*this);
}
}

6
modules/juce_graphics/contexts/juce_GraphicsContext.h
View file

@ -139,14 +139,16 @@ public:
This will break the text onto a new line where there's a new-line or
carriage-return character, or at a word-boundary when the text becomes wider
than the size specified by the maximumLineWidth parameter.
than the size specified by the maximumLineWidth parameter. New-lines
will be vertically separated by the specified leading.
@see setFont, drawSingleLineText, drawFittedText, GlyphArrangement::addJustifiedText
*/
void drawMultiLineText (const String& text,
int startX, int baselineY,
int maximumLineWidth,
Justification justification = Justification::left) const;
Justification justification = Justification::left,
float leading = 0.0f) const;
/** Draws a line of text within a specified rectangle.

5
modules/juce_graphics/fonts/juce_GlyphArrangement.cpp
View file

@ -256,7 +256,8 @@ int GlyphArrangement::insertEllipsis (const Font& font, float maxXPos, int start
void GlyphArrangement::addJustifiedText (const Font& font, const String& text,
float x, float y, float maxLineWidth,
Justification horizontalLayout)
Justification horizontalLayout,
float leading)
{
auto lineStartIndex = glyphs.size();
addLineOfText (font, text, x, y);
@ -331,7 +332,7 @@ void GlyphArrangement::addJustifiedText (const Font& font, const String& text,
lineStartIndex = i;
y += font.getHeight();
y += font.getHeight() + leading;
}
}

5
modules/juce_graphics/fonts/juce_GlyphArrangement.h
View file

@ -194,13 +194,14 @@ public:
between x and (x + maxLineWidth).
The y coordinate is the position of the baseline of the first line of text - subsequent
lines will be placed below it, separated by a distance of font.getHeight().
lines will be placed below it, separated by a distance of font.getHeight() + leading.
*/
void addJustifiedText (const Font& font,
const String& text,
float x, float y,
float maxLineWidth,
Justification horizontalLayout);
Justification horizontalLayout,
float leading = 0.0f);
/** Tries to fit some text within a given space.