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More Motif stuff

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@763 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Julian Smart
1998-09-20 20:59:30 +00:00
parent b112d15289
commit dfc5454127
29 changed files with 1355 additions and 371 deletions
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152
src/motif/font.cpp
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@@ -17,42 +17,49 @@
#include "wx/string.h"
#include "wx/font.h"
#include "wx/gdicmn.h"
#include "wx/utils.h"
#include <X11/Xlib.h>
#if !USE_SHARED_LIBRARIES
IMPLEMENT_DYNAMIC_CLASS(wxFont, wxGDIObject)
#endif
wxFontRefData::wxFontRefData()
wxFontRefData::wxFontRefData(): m_fontsByScale(wxKEY_INTEGER)
{
m_style = 0;
m_pointSize = 0;
m_family = 0;
m_style = 0;
m_weight = 0;
m_underlined = 0;
m_faceName = "";
/* TODO
m_hFont = 0;
*/
m_style = 0;
m_pointSize = 0;
m_family = 0;
m_style = 0;
m_weight = 0;
m_underlined = 0;
m_faceName = "";
}
wxFontRefData::wxFontRefData(const wxFontRefData& data)
wxFontRefData::wxFontRefData(const wxFontRefData& data): m_fontsByScale(wxKEY_INTEGER)
{
m_style = data.m_style;
m_pointSize = data.m_pointSize;
m_family = data.m_family;
m_style = data.m_style;
m_weight = data.m_weight;
m_underlined = data.m_underlined;
m_faceName = data.m_faceName;
/* TODO
m_hFont = 0;
*/
m_style = data.m_style;
m_pointSize = data.m_pointSize;
m_family = data.m_family;
m_style = data.m_style;
m_weight = data.m_weight;
m_underlined = data.m_underlined;
m_faceName = data.m_faceName;
// Don't have to copy actual fonts, because they'll be created
// on demand.
}
wxFontRefData::~wxFontRefData()
{
// TODO: delete font data
wxNode* node = m_fontsByScale.First();
while (node)
{
XFontStruct* fontStruct = (XFontStruct*) node->Data();
XFreeFont((Display*) wxGetDisplay, fontStruct);
node = node->Next();
}
m_fontsByScale.Clear();
}
wxFont::wxFont()
@@ -242,3 +249,102 @@ wxString wxFont::GetWeightString() const
return w;
}
// Find an existing, or create a new, XFontStruct
// based on this wxFont and the given scale. Append the
// font to list in the private data for future reference.
WXFontStructPtr wxFont::FindOrCreateFontStruct(double scale)
{
if (!Ok())
return NULL;
long intScale = long(scale * 100.0 + 0.5); // key for fontlist
int pointSize = (M_FONTDATA->m_pointSize * 10 * intScale) / 100;
wxNode* node = M_FONTDATA->m_fontsByScale.Find(intScale);
if (node)
{
return (WXFontStructPtr) node->Data();
}
WXFontStructPtr font = LoadQueryFont(pointSize, M_FONTDATA->m_family,
M_FONTDATA->m_style, M_FONTDATA->m_weight, M_FONTDATA->m_underlined);
if (!font)
{
// search up and down by stepsize 10
int max_size = pointSize + 20 * (1 + (pointSize/180));
int min_size = pointSize - 20 * (1 + (pointSize/180));
int i;
// Search for smaller size (approx.)
for (i=pointSize-10; !font && i >= 10 && i >= min_size; i -= 10)
font = LoadQueryFont(i, M_FONTDATA->m_family, M_FONTDATA->m_style, M_FONTDATA->m_weight, M_FONTDATA->m_underlined);
// Search for larger size (approx.)
for (i=pointSize+10; !font && i <= max_size; i += 10)
font = LoadQueryFont(i, M_FONTDATA->m_family, M_FONTDATA->m_style, M_FONTDATA->m_weight, M_FONTDATA->m_underlined);
// Try default family
if (!font && M_FONTDATA->m_family != wxDEFAULT)
font = LoadQueryFont(pointSize, wxDEFAULT, M_FONTDATA->m_style,
M_FONTDATA->m_weight, M_FONTDATA->m_underlined);
// Bogus font
if (!font)
font = LoadQueryFont(120, wxDEFAULT, wxNORMAL, wxNORMAL,
M_FONTDATA->m_underlined);
}
if (font)
{
M_FONTDATA->m_fontsByScale.Append(intScale, (wxObject*) font);
return (WXFontStructPtr) font;
}
return font;
}
WXFontStructPtr wxFont::LoadQueryFont(int pointSize, int family, int style,
int weight, bool underlined)
{
char *xfamily;
char *xstyle;
char *xweight;
switch (family)
{
case wxDECORATIVE: xfamily = "lucida";
break;
case wxROMAN: xfamily = "times";
break;
case wxMODERN: xfamily = "courier";
break;
case wxSWISS: xfamily = "lucida";
break;
case wxDEFAULT:
default: xfamily = "*";
}
switch (style)
{
case wxITALIC: xstyle = "i";
break;
case wxSLANT: xstyle = "o";
break;
case wxNORMAL: xstyle = "r";
break;
default: xstyle = "*";
break;
}
switch (weight)
{
case wxBOLD: xweight = "bold";
break;
case wxLIGHT:
case wxNORMAL: xweight = "medium";
break;
default: xweight = "*";
break;
}
sprintf(wxBuffer, "-*-%s-%s-%s-normal-*-*-%d-*-*-*-*-*-*",
xfamily, xweight, xstyle, pointSize);
Display *dpy = (Display*) wxGetDisplay();
XFontStruct* font = XLoadQueryFont(dpy, wxBuffer);
return (WXFontStructPtr) font;
}