void
BFont::GetGlyphShapes(const char charArray[], int32 numChars,
BShape* glyphShapeArray[]) const
{
// TODO: implement code specifically for passing BShapes to and
// from the server
if (!charArray || numChars < 1 || !glyphShapeArray)
return;
int32 code;
BPrivate::AppServerLink link;
link.StartMessage(AS_GET_GLYPH_SHAPES);
link.Attach<uint16>(fFamilyID);
link.Attach<uint16>(fStyleID);
link.Attach<float>(fSize);
link.Attach<float>(fShear);
link.Attach<float>(fRotation);
link.Attach<float>(fFalseBoldWidth);
link.Attach<uint32>(fFlags);
link.Attach<int32>(numChars);
uint32 bytesInBuffer = UTF8CountBytes(charArray, numChars);
link.Attach<int32>(bytesInBuffer);
link.Attach(charArray, bytesInBuffer);
if (link.FlushWithReply(code) != B_OK || code != B_OK)
return;
for (int32 i = 0; i < numChars; i++)
link.ReadShape(glyphShapeArray[i]);
}
void
BFont::GetEscapements(const char charArray[], int32 numChars,
escapement_delta* delta, BPoint escapementArray[],
BPoint offsetArray[]) const
{
if (charArray == NULL || numChars < 1 || escapementArray == NULL)
return;
BPrivate::AppServerLink link;
link.StartMessage(AS_GET_ESCAPEMENTS);
link.Attach<uint16>(fFamilyID);
link.Attach<uint16>(fStyleID);
link.Attach<float>(fSize);
link.Attach<uint8>(fSpacing);
link.Attach<float>(fRotation);
link.Attach<uint32>(fFlags);
link.Attach<float>(delta ? delta->nonspace : 0.0);
link.Attach<float>(delta ? delta->space : 0.0);
link.Attach<bool>(offsetArray != NULL);
link.Attach<int32>(numChars);
// TODO: Should we not worry about the port capacity here?!?
uint32 bytesInBuffer = UTF8CountBytes(charArray, numChars);
link.Attach<int32>(bytesInBuffer);
link.Attach(charArray, bytesInBuffer);
int32 code;
if (link.FlushWithReply(code) != B_OK || code != B_OK)
return;
link.Read(escapementArray, sizeof(BPoint) * numChars);
if (offsetArray)
link.Read(offsetArray, sizeof(BPoint) * numChars);
}
BCursor::BCursor(const void *cursorData)
:
fServerToken(-1),
fNeedToFree(false)
{
const uint8 *data = (const uint8 *)cursorData;
if (data == B_HAND_CURSOR || data == B_I_BEAM_CURSOR) {
// just use the default cursors from the app_server
fServerToken = data == B_HAND_CURSOR ?
B_CURSOR_DEFAULT : B_CURSOR_TEXT;
return;
}
// Create a new cursor in the app_server
if (data == NULL
|| data[0] != 16 // size
|| data[1] != 1 // depth
|| data[2] >= 16 || data[3] >= 16) // hot-spot
return;
// Send data directly to server
BPrivate::AppServerLink link;
link.StartMessage(AS_CREATE_CURSOR);
link.Attach(cursorData, 68);
status_t status;
if (link.FlushWithReply(status) == B_OK && status == B_OK) {
link.Read<int32>(&fServerToken);
fNeedToFree = true;
}
}
void
BFont::_GetBoundingBoxes(const char charArray[], int32 numChars,
font_metric_mode mode, bool string_escapement, escapement_delta* delta,
BRect boundingBoxArray[], bool asString) const
{
if (charArray == NULL || numChars < 1 || boundingBoxArray == NULL)
return;
int32 code;
BPrivate::AppServerLink link;
link.StartMessage(asString
? AS_GET_BOUNDINGBOXES_STRING : AS_GET_BOUNDINGBOXES_CHARS);
link.Attach<uint16>(fFamilyID);
link.Attach<uint16>(fStyleID);
link.Attach<float>(fSize);
link.Attach<float>(fRotation);
link.Attach<float>(fShear);
link.Attach<float>(fFalseBoldWidth);
link.Attach<uint8>(fSpacing);
link.Attach<uint32>(fFlags);
link.Attach<font_metric_mode>(mode);
link.Attach<bool>(string_escapement);
if (delta != NULL) {
link.Attach<escapement_delta>(*delta);
} else {
escapement_delta emptyDelta = {0, 0};
link.Attach<escapement_delta>(emptyDelta);
}
link.Attach<int32>(numChars);
uint32 bytesInBuffer = UTF8CountBytes(charArray, numChars);
link.Attach<int32>(bytesInBuffer);
link.Attach(charArray, bytesInBuffer);
if (link.FlushWithReply(code) != B_OK || code != B_OK)
return;
link.Read(boundingBoxArray, sizeof(BRect) * numChars);
}
void
BFont::GetHasGlyphs(const char charArray[], int32 numChars,
bool hasArray[]) const
{
if (!charArray || numChars < 1 || !hasArray)
return;
int32 code;
BPrivate::AppServerLink link;
link.StartMessage(AS_GET_HAS_GLYPHS);
link.Attach<uint16>(fFamilyID);
link.Attach<uint16>(fStyleID);
link.Attach<int32>(numChars);
uint32 bytesInBuffer = UTF8CountBytes(charArray, numChars);
link.Attach<int32>(bytesInBuffer);
link.Attach(charArray, bytesInBuffer);
if (link.FlushWithReply(code) != B_OK || code != B_OK)
return;
link.Read(hasArray, sizeof(bool) * numChars);
}
void
BFont::GetEdges(const char charArray[], int32 numChars,
edge_info edgeArray[]) const
{
if (!charArray || numChars < 1 || !edgeArray)
return;
int32 code;
BPrivate::AppServerLink link;
link.StartMessage(AS_GET_EDGES);
link.Attach<uint16>(fFamilyID);
link.Attach<uint16>(fStyleID);
link.Attach<int32>(numChars);
uint32 bytesInBuffer = UTF8CountBytes(charArray, numChars);
link.Attach<int32>(bytesInBuffer);
link.Attach(charArray, bytesInBuffer);
if (link.FlushWithReply(code) != B_OK || code != B_OK)
return;
link.Read(edgeArray, sizeof(edge_info) * numChars);
}