/**

 * RdTk: Remote Desktop Toolkit

 *

 * Copyright 2014 Marc-Andre Moreau <marcandre.moreau@gmail.com>

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 *     http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

#ifdef HAVE_CONFIG_H

#include "config.h"

#endif

#include "rdtk_font.h"

#include "rdtk_label.h"

int rdtk_label_draw(rdtkSurface* surface, int nXDst, int nYDst, int nWidth, int nHeight,

                    rdtkLabel* label, const char* text, int hAlign, int vAlign)

{

	int offsetX;

	int offsetY;

	int textWidth;

	int textHeight;

	rdtkFont* font;

	rdtkEngine* engine;

	engine = surface->engine;

	font = engine->font;

	rdtk_font_text_draw_size(font, &textWidth, &textHeight, text);

	if ((textWidth > 0) && (textHeight > 0))

	{

		offsetX = 0;

		offsetY = 0;

		if (textWidth < nWidth)

			offsetX = ((nWidth - textWidth) / 2);

		if (textHeight < nHeight)

			offsetY = ((nHeight - textHeight) / 2);

		rdtk_font_draw_text(surface, nXDst + offsetX, nYDst + offsetY, font, text);

	}

	return 1;

}

rdtkLabel* rdtk_label_new(rdtkEngine* engine)

{

	rdtkLabel* label;

	label = (rdtkLabel*)calloc(1, sizeof(rdtkLabel));

	if (!label)

		return NULL;

	label->engine = engine;

	return label;

}

void rdtk_label_free(rdtkLabel* label)

{

	free(label);

}

int rdtk_label_engine_init(rdtkEngine* engine)

{

	if (!engine->label)

	{

		engine->label = rdtk_label_new(engine);

	}

	return 1;

}

int rdtk_label_engine_uninit(rdtkEngine* engine)

{

	if (engine->label)

	{

		rdtk_label_free(engine->label);

		engine->label = NULL;

	}

	return 1;

}