diff options
Diffstat (limited to 'Source/DirectFB/proxy/requestor/idirectfbfont_requestor.c')
| -rwxr-xr-x | Source/DirectFB/proxy/requestor/idirectfbfont_requestor.c | 530 |
1 files changed, 530 insertions, 0 deletions
diff --git a/Source/DirectFB/proxy/requestor/idirectfbfont_requestor.c b/Source/DirectFB/proxy/requestor/idirectfbfont_requestor.c new file mode 100755 index 0000000..392901d --- /dev/null +++ b/Source/DirectFB/proxy/requestor/idirectfbfont_requestor.c @@ -0,0 +1,530 @@ +/* + (c) Copyright 2001-2009 The world wide DirectFB Open Source Community (directfb.org) + (c) Copyright 2000-2004 Convergence (integrated media) GmbH + + All rights reserved. + + Written by Denis Oliver Kropp <dok@directfb.org>, + Andreas Hundt <andi@fischlustig.de>, + Sven Neumann <neo@directfb.org>, + Ville Syrjälä <syrjala@sci.fi> and + Claudio Ciccani <klan@users.sf.net>. + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2 of the License, or (at your option) any later version. + + This library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with this library; if not, write to the + Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. +*/ + +#include <config.h> + +#include <directfb.h> + +#include <direct/interface.h> +#include <direct/mem.h> +#include <direct/memcpy.h> +#include <direct/messages.h> +#include <direct/util.h> + +#include <voodoo/client.h> +#include <voodoo/interface.h> +#include <voodoo/manager.h> + +#include <idirectfbfont_dispatcher.h> + +#include "idirectfbfont_requestor.h" + + +static DFBResult Probe( void ); +static DFBResult Construct( IDirectFBFont *thiz, + VoodooManager *manager, + VoodooInstanceID instance, + void *arg ); + +#include <direct/interface_implementation.h> + +DIRECT_INTERFACE_IMPLEMENTATION( IDirectFBFont, Requestor ) + + +/**************************************************************************************************/ + +static void +IDirectFBFont_Requestor_Destruct( IDirectFBFont *thiz ) +{ + IDirectFBFont_Requestor_data *data = thiz->priv; + + D_DEBUG( "%s (%p)\n", __FUNCTION__, thiz ); + + data->buffer->Release( data->buffer ); + + voodoo_manager_request( data->manager, data->instance, + IDIRECTFBFONT_METHOD_ID_Release, VREQ_NONE, NULL, + VMBT_NONE ); + + DIRECT_DEALLOCATE_INTERFACE( thiz ); +} + +/**************************************************************************************************/ + +static DirectResult +IDirectFBFont_Requestor_AddRef( IDirectFBFont *thiz ) +{ + DIRECT_INTERFACE_GET_DATA(IDirectFBFont_Requestor) + + data->ref++; + + return DFB_OK; +} + +static DirectResult +IDirectFBFont_Requestor_Release( IDirectFBFont *thiz ) +{ + DIRECT_INTERFACE_GET_DATA(IDirectFBFont_Requestor) + + if (--data->ref == 0) + IDirectFBFont_Requestor_Destruct( thiz ); + + return DFB_OK; +} + +static DFBResult +IDirectFBFont_Requestor_GetAscender( IDirectFBFont *thiz, int *ret_ascender ) +{ + DirectResult ret; + VoodooResponseMessage *response; + VoodooMessageParser parser; + int ascender; + + DIRECT_INTERFACE_GET_DATA(IDirectFBFont_Requestor) + + if (!ret_ascender) + return DFB_INVARG; + + ret = voodoo_manager_request( data->manager, data->instance, + IDIRECTFBFONT_METHOD_ID_GetAscender, VREQ_RESPOND, &response, + VMBT_NONE ); + if (ret) + return ret; + + ret = response->result; + if (ret) { + voodoo_manager_finish_request( data->manager, response ); + return ret; + } + + VOODOO_PARSER_BEGIN( parser, response ); + VOODOO_PARSER_GET_INT( parser, ascender ); + VOODOO_PARSER_END( parser ); + + voodoo_manager_finish_request( data->manager, response ); + + *ret_ascender = ascender; + + return DFB_OK; +} + +static DFBResult +IDirectFBFont_Requestor_GetDescender( IDirectFBFont *thiz, int *ret_descender ) +{ + DirectResult ret; + VoodooResponseMessage *response; + VoodooMessageParser parser; + int descender; + + DIRECT_INTERFACE_GET_DATA(IDirectFBFont_Requestor) + + if (!ret_descender) + return DFB_INVARG; + + ret = voodoo_manager_request( data->manager, data->instance, + IDIRECTFBFONT_METHOD_ID_GetDescender, VREQ_RESPOND, &response, + VMBT_NONE ); + if (ret) + return ret; + + ret = response->result; + if (ret) { + voodoo_manager_finish_request( data->manager, response ); + return ret; + } + + VOODOO_PARSER_BEGIN( parser, response ); + VOODOO_PARSER_GET_INT( parser, descender ); + VOODOO_PARSER_END( parser ); + + voodoo_manager_finish_request( data->manager, response ); + + *ret_descender = descender; + + return DFB_OK; +} + +static DFBResult +IDirectFBFont_Requestor_GetHeight( IDirectFBFont *thiz, + int *ret_height ) +{ + DirectResult ret; + VoodooResponseMessage *response; + VoodooMessageParser parser; + int height; + + DIRECT_INTERFACE_GET_DATA(IDirectFBFont_Requestor) + + if (!ret_height) + return DFB_INVARG; + + ret = voodoo_manager_request( data->manager, data->instance, + IDIRECTFBFONT_METHOD_ID_GetHeight, VREQ_RESPOND, &response, + VMBT_NONE ); + if (ret) + return ret; + + ret = response->result; + if (ret) { + voodoo_manager_finish_request( data->manager, response ); + return ret; + } + + VOODOO_PARSER_BEGIN( parser, response ); + VOODOO_PARSER_GET_INT( parser, height ); + VOODOO_PARSER_END( parser ); + + voodoo_manager_finish_request( data->manager, response ); + + *ret_height = height; + + return DFB_OK; +} + +static DFBResult +IDirectFBFont_Requestor_GetMaxAdvance( IDirectFBFont *thiz, int *ret_maxadvance ) +{ + DirectResult ret; + VoodooResponseMessage *response; + VoodooMessageParser parser; + int maxadvance; + + DIRECT_INTERFACE_GET_DATA(IDirectFBFont_Requestor) + + if (!ret_maxadvance) + return DFB_INVARG; + + ret = voodoo_manager_request( data->manager, data->instance, + IDIRECTFBFONT_METHOD_ID_GetMaxAdvance, VREQ_RESPOND, &response, + VMBT_NONE ); + if (ret) + return ret; + + ret = response->result; + if (ret) { + voodoo_manager_finish_request( data->manager, response ); + return ret; + } + + VOODOO_PARSER_BEGIN( parser, response ); + VOODOO_PARSER_GET_INT( parser, maxadvance ); + VOODOO_PARSER_END( parser ); + + voodoo_manager_finish_request( data->manager, response ); + + *ret_maxadvance = maxadvance; + + return DFB_OK; +} + +static DFBResult +IDirectFBFont_Requestor_GetKerning( IDirectFBFont *thiz, + unsigned int prev_index, unsigned int current_index, + int *ret_kern_x, int *ret_kern_y) +{ + DirectResult ret; + VoodooResponseMessage *response; + VoodooMessageParser parser; + int kern_x; + int kern_y; + + DIRECT_INTERFACE_GET_DATA(IDirectFBFont_Requestor) + + if (!ret_kern_x && !ret_kern_y) + return DFB_INVARG; + + ret = voodoo_manager_request( data->manager, data->instance, + IDIRECTFBFONT_METHOD_ID_GetMaxAdvance, VREQ_RESPOND, &response, + VMBT_UINT, prev_index, + VMBT_UINT, current_index, + VMBT_NONE ); + if (ret) + return ret; + + ret = response->result; + if (ret) { + voodoo_manager_finish_request( data->manager, response ); + return ret; + } + + VOODOO_PARSER_BEGIN( parser, response ); + VOODOO_PARSER_GET_INT( parser, kern_x ); + VOODOO_PARSER_GET_INT( parser, kern_y ); + VOODOO_PARSER_END( parser ); + + voodoo_manager_finish_request( data->manager, response ); + + *ret_kern_x = kern_x; + *ret_kern_y = kern_y; + + return DFB_OK; +} + +static DFBResult +IDirectFBFont_Requestor_GetStringExtents( IDirectFBFont *thiz, + const char *text, int bytes, + DFBRectangle *logical_rect, + DFBRectangle *ink_rect ) +{ + DirectResult ret; + VoodooResponseMessage *response; + VoodooMessageParser parser; + const DFBRectangle *logical; + const DFBRectangle *ink; + + DIRECT_INTERFACE_GET_DATA(IDirectFBFont_Requestor) + + if (!text || (!logical_rect && !ink_rect)) + return DFB_INVARG; + + + if (bytes < 0) + bytes = strlen (text); + + if (bytes == 0) { + if (logical_rect) + memset( logical_rect, 0, sizeof(DFBRectangle) ); + + if (ink_rect) + memset( ink_rect, 0, sizeof(DFBRectangle) ); + + return DFB_OK; + } + + ret = voodoo_manager_request( data->manager, data->instance, + IDIRECTFBFONT_METHOD_ID_GetStringExtents, VREQ_RESPOND, &response, + VMBT_DATA, bytes, text, + VMBT_INT, bytes, + VMBT_NONE ); + if (ret) + return ret; + + ret = response->result; + if (ret) { + voodoo_manager_finish_request( data->manager, response ); + return ret; + } + + VOODOO_PARSER_BEGIN( parser, response ); + VOODOO_PARSER_GET_DATA( parser, logical ); + VOODOO_PARSER_GET_DATA( parser, ink ); + VOODOO_PARSER_END( parser ); + + if (logical_rect) + *logical_rect = *logical; + + if (ink_rect) + *ink_rect = *ink; + + voodoo_manager_finish_request( data->manager, response ); + + return DFB_OK; +} + +static DFBResult +IDirectFBFont_Requestor_GetStringWidth( IDirectFBFont *thiz, + const char *text, + int bytes, + int *ret_width ) +{ + DirectResult ret; + VoodooResponseMessage *response; + VoodooMessageParser parser; + int width; + + DIRECT_INTERFACE_GET_DATA(IDirectFBFont_Requestor) + + if (!text || !ret_width) + return DFB_INVARG; + + + if (bytes < 0) + bytes = strlen (text); + + if (bytes == 0) + return DFB_OK; + + ret = voodoo_manager_request( data->manager, data->instance, + IDIRECTFBFONT_METHOD_ID_GetStringWidth, VREQ_RESPOND, &response, + VMBT_DATA, bytes, text, + VMBT_INT, bytes, + VMBT_NONE ); + if (ret) + return ret; + + ret = response->result; + if (ret) { + voodoo_manager_finish_request( data->manager, response ); + return ret; + } + + VOODOO_PARSER_BEGIN( parser, response ); + VOODOO_PARSER_GET_INT( parser, width ); + VOODOO_PARSER_END( parser ); + + voodoo_manager_finish_request( data->manager, response ); + + *ret_width = width; + + return DFB_OK; +} + +static DFBResult +IDirectFBFont_Requestor_GetGlyphExtents( IDirectFBFont *thiz, + unsigned int index, + DFBRectangle *rect, + int *ret_advance ) +{ + DirectResult ret; + VoodooResponseMessage *response; + VoodooMessageParser parser; + const DFBRectangle *extents; + int advance; + + DIRECT_INTERFACE_GET_DATA(IDirectFBFont_Requestor) + + if (!rect && !ret_advance) + return DFB_INVARG; + + + ret = voodoo_manager_request( data->manager, data->instance, + IDIRECTFBFONT_METHOD_ID_GetGlyphExtents, VREQ_RESPOND, &response, + VMBT_UINT, index, + VMBT_NONE ); + if (ret) + return ret; + + ret = response->result; + if (ret) { + voodoo_manager_finish_request( data->manager, response ); + return ret; + } + + VOODOO_PARSER_BEGIN( parser, response ); + VOODOO_PARSER_GET_DATA( parser, extents ); + VOODOO_PARSER_GET_INT( parser, advance ); + VOODOO_PARSER_END( parser ); + + if (rect) + *rect = *extents; + + if (advance) + *ret_advance = advance; + + voodoo_manager_finish_request( data->manager, response ); + + return DFB_OK; +} + +static DFBResult +IDirectFBFont_Requestor_GetStringBreak( IDirectFBFont *thiz, + const char *text, + int bytes, + int max_width, + int *ret_width, + int *ret_str_length, + const char **ret_next_line ) +{ + DIRECT_INTERFACE_GET_DATA(IDirectFBFont_Requestor) + + return DFB_UNIMPLEMENTED; +} + +static DFBResult +IDirectFBFont_Requestor_SetEncoding( IDirectFBFont *thiz, + DFBTextEncodingID encoding ) +{ + DIRECT_INTERFACE_GET_DATA(IDirectFBFont_Requestor) + + return DFB_UNIMPLEMENTED; +} + +static DFBResult +IDirectFBFont_Requestor_EnumEncodings( IDirectFBFont *thiz, + DFBTextEncodingCallback callback, + void *ctx ) +{ + DIRECT_INTERFACE_GET_DATA(IDirectFBFont_Requestor) + + return DFB_UNIMPLEMENTED; +} + +static DFBResult +IDirectFBFont_Requestor_FindEncoding( IDirectFBFont *thiz, + const char *name, + DFBTextEncodingID *encoding ) +{ + DIRECT_INTERFACE_GET_DATA(IDirectFBFont_Requestor) + + return DFB_UNIMPLEMENTED; +} + +/**************************************************************************************************/ + +static DFBResult +Probe() +{ + /* This implementation has to be loaded explicitly. */ + return DFB_UNSUPPORTED; +} + +static DFBResult +Construct( IDirectFBFont *thiz, + VoodooManager *manager, + VoodooInstanceID instance, + void *arg ) +{ + IDirectFBDataBuffer *buffer = arg; + + DIRECT_ALLOCATE_INTERFACE_DATA(thiz, IDirectFBFont_Requestor) + + buffer->AddRef( buffer ); + + data->ref = 1; + data->manager = manager; + data->instance = instance; + data->buffer = buffer; + + thiz->AddRef = IDirectFBFont_Requestor_AddRef; + thiz->Release = IDirectFBFont_Requestor_Release; + thiz->GetAscender = IDirectFBFont_Requestor_GetAscender; + thiz->GetDescender = IDirectFBFont_Requestor_GetDescender; + thiz->GetHeight = IDirectFBFont_Requestor_GetHeight; + thiz->GetMaxAdvance = IDirectFBFont_Requestor_GetMaxAdvance; + thiz->GetKerning = IDirectFBFont_Requestor_GetKerning; + thiz->GetStringWidth = IDirectFBFont_Requestor_GetStringWidth; + thiz->GetStringExtents = IDirectFBFont_Requestor_GetStringExtents; + thiz->GetGlyphExtents = IDirectFBFont_Requestor_GetGlyphExtents; + thiz->GetStringBreak = IDirectFBFont_Requestor_GetStringBreak; + thiz->SetEncoding = IDirectFBFont_Requestor_SetEncoding; + thiz->EnumEncodings = IDirectFBFont_Requestor_EnumEncodings; + thiz->FindEncoding = IDirectFBFont_Requestor_FindEncoding; + + return DFB_OK; +} + |