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131 lines
3.4 KiB
C
131 lines
3.4 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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#include <winpr/assert.h>
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#include <winpr/cast.h>
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#include <rdtk/config.h>
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#include "rdtk_font.h"
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#include "rdtk_text_field.h"
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int rdtk_text_field_draw(rdtkSurface* surface, uint16_t nXDst, uint16_t nYDst, uint16_t nWidth,
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uint16_t nHeight, rdtkTextField* textField, const char* text)
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{
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uint16_t textWidth = 0;
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uint16_t textHeight = 0;
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WINPR_ASSERT(surface);
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WINPR_ASSERT(textField);
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WINPR_ASSERT(text);
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rdtkEngine* engine = surface->engine;
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rdtkFont* font = engine->font;
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textField = surface->engine->textField;
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rdtkNinePatch* ninePatch = textField->ninePatch;
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rdtk_font_text_draw_size(font, &textWidth, &textHeight, text);
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rdtk_nine_patch_draw(surface, nXDst, nYDst, nWidth, nHeight, ninePatch);
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if ((textWidth > 0) && (textHeight > 0))
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{
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const int fwd = (ninePatch->width - ninePatch->fillWidth);
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const int fhd = (ninePatch->height - ninePatch->fillHeight);
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uint16_t fillWidth = nWidth - WINPR_ASSERTING_INT_CAST(uint16_t, fwd);
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uint16_t fillHeight = nHeight - WINPR_ASSERTING_INT_CAST(uint16_t, fhd);
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uint16_t offsetX = WINPR_ASSERTING_INT_CAST(uint16_t, ninePatch->fillLeft);
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uint16_t offsetY = WINPR_ASSERTING_INT_CAST(uint16_t, ninePatch->fillTop);
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if (textWidth < fillWidth)
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{
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const int wd = ((fillWidth - textWidth) / 2) + ninePatch->fillLeft;
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offsetX = WINPR_ASSERTING_INT_CAST(uint16_t, wd);
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}
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else if (textWidth < ninePatch->width)
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{
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const int wd = ((ninePatch->width - textWidth) / 2);
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offsetX = WINPR_ASSERTING_INT_CAST(uint16_t, wd);
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}
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if (textHeight < fillHeight)
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{
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const int wd = ((fillHeight - textHeight) / 2) + ninePatch->fillTop;
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offsetY = WINPR_ASSERTING_INT_CAST(uint16_t, wd);
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}
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else if (textHeight < ninePatch->height)
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{
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const int wd = ((ninePatch->height - textHeight) / 2);
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offsetY = WINPR_ASSERTING_INT_CAST(uint16_t, wd);
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}
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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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rdtkTextField* rdtk_text_field_new(rdtkEngine* engine, rdtkNinePatch* ninePatch)
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{
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WINPR_ASSERT(engine);
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WINPR_ASSERT(ninePatch);
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rdtkTextField* textField = (rdtkTextField*)calloc(1, sizeof(rdtkTextField));
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if (!textField)
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return NULL;
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textField->engine = engine;
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textField->ninePatch = ninePatch;
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return textField;
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}
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void rdtk_text_field_free(rdtkTextField* textField)
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{
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free(textField);
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}
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int rdtk_text_field_engine_init(rdtkEngine* engine)
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{
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WINPR_ASSERT(engine);
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if (!engine->textField)
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{
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engine->textField = rdtk_text_field_new(engine, engine->textField9patch);
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if (!engine->textField)
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return -1;
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}
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return 1;
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}
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int rdtk_text_field_engine_uninit(rdtkEngine* engine)
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{
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WINPR_ASSERT(engine);
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if (engine->textField)
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{
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rdtk_text_field_free(engine->textField);
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engine->textField = NULL;
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}
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return 1;
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}
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