122 lines
3.0 KiB
C
122 lines
3.0 KiB
C
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/**
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* FreeRDP: A Remote Desktop Protocol Client
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* DirectFB Graphical Objects
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*
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* Copyright 2011 Marc-Andre Moreau <marcandre.moreau@gmail.com>
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <freerdp/utils/memory.h>
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#include "df_graphics.h"
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/* Pointer Class */
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void df_Pointer_New(rdpContext* context, rdpPointer* pointer)
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{
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dfInfo* dfi;
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DFBResult result;
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dfPointer* df_pointer;
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DFBSurfaceDescription dsc;
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dfi = ((dfContext*) context)->dfi;
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df_pointer = (dfPointer*) pointer;
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dsc.flags = DSDESC_CAPS | DSDESC_WIDTH | DSDESC_HEIGHT | DSDESC_PIXELFORMAT;
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dsc.caps = DSCAPS_SYSTEMONLY;
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dsc.width = pointer->width;
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dsc.height = pointer->height;
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dsc.pixelformat = DSPF_ARGB;
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result = dfi->dfb->CreateSurface(dfi->dfb, &dsc, &(df_pointer->surface));
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if (result == DFB_OK)
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{
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int pitch;
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uint8* point = NULL;
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df_pointer->xhot = pointer->xPos;
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df_pointer->yhot = pointer->yPos;
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result = df_pointer->surface->Lock(df_pointer->surface,
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DSLF_WRITE, (void**) &point, &pitch);
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if (result != DFB_OK)
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{
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DirectFBErrorFatal("Error while creating pointer surface", result);
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return;
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}
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if ((pointer->andMaskData != 0) && (pointer->xorMaskData != 0))
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{
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freerdp_alpha_cursor_convert(point, pointer->xorMaskData, pointer->andMaskData,
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pointer->width, pointer->height, pointer->xorBpp, dfi->clrconv);
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}
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if (pointer->xorBpp > 24)
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{
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freerdp_image_swap_color_order(point, pointer->width, pointer->height);
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}
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df_pointer->surface->Unlock(df_pointer->surface);
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}
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}
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void df_Pointer_Free(rdpContext* context, rdpPointer* pointer)
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{
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dfPointer* df_pointer = (dfPointer*) pointer;
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df_pointer->surface->Release(df_pointer->surface);
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}
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void df_Pointer_Set(rdpContext* context, rdpPointer* pointer)
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{
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dfInfo* dfi;
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DFBResult result;
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dfPointer* df_pointer;
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dfi = ((dfContext*) context)->dfi;
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df_pointer = (dfPointer*) pointer;
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dfi->layer->SetCooperativeLevel(dfi->layer, DLSCL_ADMINISTRATIVE);
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result = dfi->layer->SetCursorShape(dfi->layer,
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df_pointer->surface, df_pointer->xhot, df_pointer->yhot);
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if (result != DFB_OK)
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{
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DirectFBErrorFatal("SetCursorShape Error", result);
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return;
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}
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dfi->layer->SetCooperativeLevel(dfi->layer, DLSCL_SHARED);
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}
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/* Graphics Module */
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void df_register_graphics(rdpGraphics* graphics)
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{
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rdpPointer* pointer;
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pointer = xnew(rdpPointer);
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pointer->size = sizeof(dfPointer);
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pointer->New = df_Pointer_New;
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pointer->Free = df_Pointer_Free;
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pointer->Set = df_Pointer_Set;
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graphics_register_pointer(graphics, pointer);
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xfree(pointer);
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}
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