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98 lines
1.9 KiB
C
98 lines
1.9 KiB
C
/**
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* RdTk: Remote Desktop Toolkit
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*
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* Copyright 2014 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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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include "rdtk_font.h"
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#include "rdtk_label.h"
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int rdtk_label_draw(rdtkSurface* surface, int nXDst, int nYDst, int nWidth, int nHeight,
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rdtkLabel* label, const char* text, int hAlign, int vAlign)
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{
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int offsetX;
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int offsetY;
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int textWidth;
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int textHeight;
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rdtkFont* font;
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rdtkEngine* engine;
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engine = surface->engine;
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font = engine->font;
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rdtk_font_text_draw_size(font, &textWidth, &textHeight, text);
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if ((textWidth > 0) && (textHeight > 0))
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{
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offsetX = 0;
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offsetY = 0;
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if (textWidth < nWidth)
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offsetX = ((nWidth - textWidth) / 2);
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if (textHeight < nHeight)
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offsetY = ((nHeight - textHeight) / 2);
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rdtk_font_draw_text(surface, nXDst + offsetX, nYDst + offsetY, font, text);
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}
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return 1;
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}
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rdtkLabel* rdtk_label_new(rdtkEngine* engine)
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{
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rdtkLabel* label;
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label = (rdtkLabel*) calloc(1, sizeof(rdtkLabel));
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if (!label)
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return NULL;
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label->engine = engine;
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return label;
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}
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void rdtk_label_free(rdtkLabel* label)
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{
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free(label);
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}
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int rdtk_label_engine_init(rdtkEngine* engine)
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{
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if (!engine->label)
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{
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engine->label = rdtk_label_new(engine);
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}
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return 1;
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}
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int rdtk_label_engine_uninit(rdtkEngine* engine)
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{
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if (engine->label)
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{
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rdtk_label_free(engine->label);
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engine->label = NULL;
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}
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return 1;
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}
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