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Implemented GetHasGlyphs support somehow (FT support is lacking) 

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@13766 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Jérôme Duval 2005-07-19 15:22:55 +00:00
parent 1bbb0771e4
commit 599be43472
4 changed files with 50 additions and 0 deletions
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3
headers/private/servers/app/ServerFont.h
View File

@ -133,6 +133,9 @@ class ServerFont {
BShape** GetGlyphShapes(const char charArray[],
int32 numChars) const;
void GetHasGlyphs(const char charArray[],
int32 numChars, bool hasArray[]) const;
BPoint* GetEscapements(const char charArray[],
int32 numChars,
BPoint offsetArray[]) const;

2
src/kits/interface/Font.cpp
View File

@ -1171,6 +1171,8 @@ BFont::GetHasGlyphs(const char charArray[], int32 numChars, bool hasArray[]) con
BPrivate::AppServerLink link;
link.StartMessage(AS_GET_HAS_GLYPHS);
link.Attach<uint16>(fFamilyID);
link.Attach<uint16>(fStyleID);
link.Attach<int32>(numChars);
link.Attach(charArray, numChars);

28
src/servers/app/ServerApp.cpp
View File

@ -1786,6 +1786,34 @@ ServerApp::_DispatchMessage(int32 code, BPrivate::LinkReceiver &link)
fLink.Flush();
break;
}
case AS_GET_HAS_GLYPHS:
{
FTRACE(("ServerApp %s: AS_GET_HAS_GLYPHS\n", Signature()));
// Attached Data:
// 1) uint16 - family ID
// 2) uint16 - style ID
// 3) int32 - numChars
// 4) char - chars (numChars times)
uint16 famid, styid;
link.Read<uint16>(&famid);
link.Read<uint16>(&styid);
int32 numChars;
link.Read<int32>(&numChars);
char charArray[numChars];
link.Read(&charArray, numChars);
ServerFont font;
if (font.SetFamilyAndStyle(famid, styid) == B_OK) {
bool hasArray[numChars];
font.GetHasGlyphs(charArray, numChars, hasArray);
fLink.StartMessage(SERVER_TRUE);
fLink.Attach(hasArray, sizeof(hasArray));
} else
fLink.StartMessage(SERVER_FALSE);
fLink.Flush();
break;
}
case AS_GET_ESCAPEMENTS:
{
FTRACE(("ServerApp %s: AS_GET_ESCAPEMENTS\n", Signature()));

17
src/servers/app/ServerFont.cpp
View File

@ -322,6 +322,7 @@ ServerFont::GetGlyphShapes(const char charArray[], int32 numChars) const
for (int i = 0; i < numChars; i++) {
shapes[i] = new BShape();
shapes[i]->Clear();
// TODO : this is wrong (the nth char isn't charArray[i])
FT_Load_Char(face, charArray[i], FT_LOAD_NO_BITMAP);
FT_Outline outline = face->glyph->outline;
FT_Outline_Decompose(&outline, &funcs, shapes[i]);
@ -331,6 +332,21 @@ ServerFont::GetGlyphShapes(const char charArray[], int32 numChars) const
return shapes;
}
void
ServerFont::GetHasGlyphs(const char charArray[], int32 numChars, bool hasArray[]) const
{
if (!fStyle || !charArray || numChars <= 0 || !hasArray)
return;
// TODO : implement for real
for (int i = 0; i < numChars; i++) {
hasArray[i] = true;
}
}
// GetEscapements
BPoint*
ServerFont::GetEscapements(const char charArray[], int32 numChars,
@ -374,6 +390,7 @@ ServerFont::GetEscapements(const char charArray[], int32 numChars,
// TODO: handle UTF8... see below!!
BPoint *escapements = (BPoint *)malloc(sizeof(BPoint) * numChars);
for (int i = 0; i < numChars; i++) {
// TODO : this is wrong (the nth char isn't charArray[i])
FT_Load_Char(face, charArray[i], FT_LOAD_NO_BITMAP);
// escapements[i].x = float(face->glyph->metrics.width / 64) / fSize;
// escapements[i].y = 0;