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slimmer row painter interface

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git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@7272 a592a061-630c-0410-9148-cb99ea01b6c8
This commit is contained in:
André Pönitz 2003-07-14 17:50:00 +00:00
parent e4c194b9c0
commit 8aff4a1530
8 changed files with 135 additions and 124 deletions
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4
src/ChangeLog
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@ -1,4 +1,8 @@
2003-07-14 André Pönitz <poenitz@gmx.net>
* rowpainter.[Ch]: reduce interface
2003-07-14 André Pönitz <poenitz@gmx.net>
* BufferView_pimpl.C:

5
src/frontends/ChangeLog
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@ -1,3 +1,8 @@
2003-07-14 André Pönitz <poenitz@gmx.net>
* screen.C: use slimmed down rowpainter interface
2003-07-04 Lars Gullik Bjønnes <larsbj@gullik.net>
* introduce namespace lyx::graphics

6
src/frontends/screen.C
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@ -478,8 +478,7 @@ void LyXScreen::drawFromTo(LyXText * text, BufferView * bv,
RowList::iterator const rend = text->rows().end();
while (rit != rend && y < y2) {
RowPainter rp(*bv, *text, rit);
rp.paint(y + yo, xo, y + topy);
paintRows(*bv, *text, rit, y + yo, xo, y + topy);
y += rit->height();
++rit;
}
@ -507,6 +506,5 @@ void LyXScreen::drawOneRow(LyXText * text, BufferView * bv,
hideCursor();
RowPainter rp(*bv, *text, row);
rp.paint(y, xo, y + text->top_y());
paintRows(*bv, *text, row, y, xo, y + text->top_y());
}

10
src/insets/ChangeLog
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@ -1,9 +1,13 @@
2003-07-14 André Pönitz <poenitz@gmx.net>
* insets/insetcollapsable.C:
* insets/insetert.C:
* insets/insettext.[Ch] (cy, ciy, setUpdateStatus):
* insettext.C (draw): use slimmed down rowpainter interface
2003-07-14 André Pönitz <poenitz@gmx.net>
* insetcollapsable.C:
* insetert.C:
* insettext.[Ch] (cy, ciy, setUpdateStatus):
remove unused BufferView * argument
2003-07-14 André Pönitz <poenitz@gmx.net>

6
src/insets/insetert.C
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@ -106,8 +106,7 @@ InsetERT::InsetERT(BufferParams const & bp,
InsetERT::~InsetERT()
{
InsetERTMailer mailer(*this);
mailer.hideDialog();
InsetERTMailer(*this).hideDialog();
}
@ -608,8 +607,7 @@ void InsetERT::status(BufferView * bv, ERTStatus const st) const
bool InsetERT::showInsetDialog(BufferView * bv) const
{
InsetERTMailer mailer(const_cast<InsetERT &>(*this));
mailer.showDialog(bv);
InsetERTMailer(const_cast<InsetERT &>(*this)).showDialog(bv);
return true;
}

6
src/insets/insettext.C
View File

@ -368,9 +368,9 @@ void InsetText::draw(PainterInfo & pi, int x, int baseline) const
bv->hideCursor();
while ((rowit != end) && (yf < ph)) {
RowPainter rp(*bv, text_, rowit);
rp.paint(y + y_offset + first, int(x), y + text_.top_y());
while (rowit != end && yf < ph) {
paintRows(*bv, text_, rowit,
y + y_offset + first, int(x), y + text_.top_y());
y += rowit->height();
yf += rowit->height();
++rowit;

143
src/rowpainter.C
View File

@ -54,12 +54,84 @@ BufferView * perv(BufferView const & bv)
return const_cast<BufferView *>(&bv);
}
} // namespace anon
/**
* A class used for painting an individual row of text.
*/
class RowPainter {
public:
/// initialise painter
RowPainter(BufferView const & bv, LyXText const & text,
RowList::iterator rit, int y_offset, int x_offset, int y);
/// do the painting
void paint();
private:
// paint various parts
void paintBackground();
void paintSelection();
void paintAppendix();
void paintDepthBar();
void paintChangeBar();
void paintFirst();
void paintLast();
void paintForeignMark(float const orig_x, LyXFont const & orig_font);
void paintHebrewComposeChar(lyx::pos_type & vpos);
void paintArabicComposeChar(lyx::pos_type & vpos);
void paintChars(lyx::pos_type & vpos, bool hebrew, bool arabic);
int paintPageBreak(string const & label, int y);
int paintAppendixStart(int y);
int paintLengthMarker(string const & prefix, VSpace const & vsp, int start);
void paintText();
void paintFromPos(lyx::pos_type & vpos);
void paintInset(lyx::pos_type const pos);
RowPainter::RowPainter(BufferView const & bv,
LyXText const & text, RowList::iterator rit)
: bv_(bv), pain_(bv_.painter()), text_(text), row_(rit), pit_(rit->par())
/// return left margin
int leftMargin() const;
/// return the font at the given pos
LyXFont const getFont(lyx::pos_type pos) const;
/// return the label font for this row
LyXFont const getLabelFont() const;
char const transformChar(char c, lyx::pos_type pos) const;
/// return pixel width for the given pos
int singleWidth(lyx::pos_type pos) const;
int singleWidth(lyx::pos_type pos, char c) const;
/// bufferview to paint on
BufferView const & bv_;
/// Painter to use
Painter & pain_;
/// LyXText for the row
LyXText const & text_;
/// The row to paint
RowList::iterator row_;
/// Row's paragraph
mutable ParagraphList::iterator pit_;
// Looks ugly - is
int xo_;
int yo_;
float x_;
int y_;
int width_;
float separator_;
float hfill_;
float label_hfill_;
};
RowPainter::RowPainter(BufferView const & bv, LyXText const & text,
RowList::iterator rit,
int y_offset, int x_offset, int y)
: bv_(bv), pain_(bv_.painter()), text_(text), row_(rit),
pit_(rit->par()),
xo_(x_offset), yo_(y_offset), y_(y)
{}
@ -480,27 +552,6 @@ void RowPainter::paintDepthBar()
}
int getLengthMarkerHeight(BufferView const & bv, VSpace const & vsp)
{
if (vsp.kind() == VSpace::NONE)
return 0;
int const arrow_size = 4;
int const space_size = int(vsp.inPixels(bv));
LyXFont font;
font.decSize();
int const min_size = max(3 * arrow_size,
font_metrics::maxAscent(font)
+ font_metrics::maxDescent(font));
if (vsp.length().len().value() < 0.0)
return min_size;
else
return max(min_size, space_size);
}
int RowPainter::paintLengthMarker(string const & prefix, VSpace const & vsp, int start)
{
if (vsp.kind() == VSpace::NONE)
@ -828,12 +879,7 @@ void RowPainter::paintLast()
}
case END_LABEL_STATIC:
{
#if 0
LyXFont font(LyXFont::ALL_SANE);
font = getLabelFont();
#else
LyXFont font = getLabelFont();
#endif
string const & str = pit_->layout()->endlabelstring();
int const x = is_rtl ?
int(x_) - font_metrics::width(str, font)
@ -961,11 +1007,8 @@ void RowPainter::paintText()
}
void RowPainter::paint(int y_offset, int x_offset, int y)
void RowPainter::paint()
{
xo_ = x_offset;
yo_ = y_offset;
y_ = y;
width_ = text_.isInInset()
? text_.inset_owner->textWidth(perv(bv_), true) : bv_.workWidth();
@ -1008,3 +1051,35 @@ void RowPainter::paint(int y_offset, int x_offset, int y)
// paint text
paintText();
}
} // namespace anon
int getLengthMarkerHeight(BufferView const & bv, VSpace const & vsp)
{
if (vsp.kind() == VSpace::NONE)
return 0;
int const arrow_size = 4;
int const space_size = int(vsp.inPixels(bv));
LyXFont font;
font.decSize();
int const min_size = max(3 * arrow_size,
font_metrics::maxAscent(font)
+ font_metrics::maxDescent(font));
if (vsp.length().len().value() < 0.0)
return min_size;
else
return max(min_size, space_size);
}
void paintRows(BufferView const & bv, LyXText const & text,
RowList::iterator rit, int y_offset, int x_offset, int y)
{
RowPainter painter(bv, text, rit, y_offset, x_offset, y);
painter.paint();
}

79
src/rowpainter.h
View File

@ -16,87 +16,14 @@
#include <config.h>
#include "RowList.h"
#include "LString.h"
#include "support/types.h"
class LyXText;
class BufferView;
class Paragraph;
class Painter;
class LyXFont;
class VSpace;
/**
* A class used for painting an individual row of text.
*/
class RowPainter {
public:
/// initialise painter
RowPainter(BufferView const & bv, LyXText const & text, RowList::iterator rit);
/// paint the row.
void paint(int y_offset, int x_offset, int y);
private:
// paint various parts
void paintBackground();
void paintSelection();
void paintAppendix();
void paintDepthBar();
void paintChangeBar();
void paintFirst();
void paintLast();
void paintForeignMark(float const orig_x, LyXFont const & orig_font);
void paintHebrewComposeChar(lyx::pos_type & vpos);
void paintArabicComposeChar(lyx::pos_type & vpos);
void paintChars(lyx::pos_type & vpos, bool hebrew, bool arabic);
int paintPageBreak(string const & label, int y);
int paintAppendixStart(int y);
int paintLengthMarker(string const & prefix, VSpace const & vsp, int start);
void paintText();
void paintFromPos(lyx::pos_type & vpos);
void paintInset(lyx::pos_type const pos);
/// return left margin
int leftMargin() const;
/// return the font at the given pos
LyXFont const getFont(lyx::pos_type pos) const;
/// return the label font for this row
LyXFont const getLabelFont() const;
char const transformChar(char c, lyx::pos_type pos) const;
/// return pixel width for the given pos
int singleWidth(lyx::pos_type pos) const;
int singleWidth(lyx::pos_type pos, char c) const;
/// bufferview to paint on
BufferView const & bv_;
/// Painter to use
Painter & pain_;
/// LyXText for the row
LyXText const & text_;
/// The row to paint
RowList::iterator row_;
/// Row's paragraph
mutable ParagraphList::iterator pit_;
// Looks ugly - is
int xo_;
int yo_;
float x_;
int y_;
int width_;
float separator_;
float hfill_;
float label_hfill_;
};
/// initialise painter and paint the row
void paintRows(BufferView const & bv, LyXText const & text,
RowList::iterator rit, int y_offset, int x_offset, int y);
/// return the pixel height of a space marker before/after a par
int getLengthMarkerHeight(BufferView const & bv, VSpace const & vsp);