C++ ImageResource::GetResource方法代码示例

void ResourceManager::LoadResources(xml_node<>* resList, ZipArchive* pZip)
{
	xml_node<>* child;

	if (!resList)
		return;

	child = resList->first_node("resource");
	while (child != NULL)
	{
		xml_attribute<>* attr = child->first_attribute("type");
		if (!attr)
			break;

		std::string type = attr->value();

		if (type == "font")
		{
			FontResource* res = new FontResource(child, pZip);
			if (res == NULL || res->GetResource() == NULL)
			{
				xml_attribute<>* attr_name = child->first_attribute("name");

				if (!attr_name) {
					std::string res_name = attr_name->value();
					LOGERR("Resource (%s)-(%s) failed to load\n", type.c_str(), res_name.c_str());
				} else
					LOGERR("Resource type (%s) failed to load\n", type.c_str());

				delete res;
			}
			else
			{
				mResources.push_back((Resource*) res);
			}
		}
		else if (type == "image")
		{
			ImageResource* res = new ImageResource(child, pZip);
			if (res == NULL || res->GetResource() == NULL)
			{
				xml_attribute<>* attr_name = child->first_attribute("name");

				if (!attr_name) {
					std::string res_name = attr_name->value();
					LOGERR("Resource (%s)-(%s) failed to load\n", type.c_str(), res_name.c_str());
				} else
					LOGERR("Resource type (%s) failed to load\n", type.c_str());

				delete res;
			}
			else
			{
				mResources.push_back((Resource*) res);
			}
		}
		else if (type == "animation")
		{
			AnimationResource* res = new AnimationResource(child, pZip);
			if (res == NULL || res->GetResource() == NULL)
			{
				xml_attribute<>* attr_name = child->first_attribute("name");

				if (!attr_name) {
					std::string res_name = attr_name->value();
					LOGERR("Resource (%s)-(%s) failed to load\n", type.c_str(), res_name.c_str());
				} else
					LOGERR("Resource type (%s) failed to load\n", type.c_str());

				delete res;
			}
			else
			{
				mResources.push_back((Resource*) res);
			}
		}
		else
		{
			LOGERR("Resource type (%s) not supported.\n", type.c_str());
		}

		child = child->next_sibling("resource");
	}
}

void GUIKeyboard::DrawKey(Key& key, int keyX, int keyY, int keyW, int keyH)
{
	unsigned char keychar = key.key;
	if (!keychar)
		return;

	// key background
	COLOR& c = (keychar >= 32 && keychar < 127) ? mKeyColorAlphanumeric : mKeyColorOther;
	gr_color(c.red, c.green, c.blue, c.alpha);
	keyX += mKeyMarginX;
	keyY += mKeyMarginY;
	keyW -= mKeyMarginX * 2;
	keyH -= mKeyMarginY * 2;
	gr_fill(keyX, keyY, keyW, keyH);

	// key label
	FontResource* labelFont = mFont;
	string labelText;
	ImageResource* labelImage = NULL;
	if (keychar > 32 && keychar < 127) {
		labelText = (char) keychar;
		gr_color(mFontColor.red, mFontColor.green, mFontColor.blue, mFontColor.alpha);
	}
	else {
		// search for a special key label
		for (std::vector<KeyLabel>::iterator it = mKeyLabels.begin(); it != mKeyLabels.end(); ++it) {
			if (it->layout_from > 0 && it->layout_from != currentLayout)
				continue; // this label is for another layout
			if (it->key == key.key && it->layout_to == key.layout)
			{
				// found a label
				labelText = it->text;
				labelImage = it->image;
				break;
			}
		}
		labelFont = mSmallFont;
		gr_color(mFontColorSmall.red, mFontColorSmall.green, mFontColorSmall.blue, mFontColorSmall.alpha);
	}

	if (labelImage)
	{
		int w = labelImage->GetWidth();
		int h = labelImage->GetHeight();
		int x = keyX + (keyW - w) / 2;
		int y = keyY + (keyH - h) / 2;
		gr_blit(labelImage->GetResource(), 0, 0, w, h, x, y);
	}
	else if (!labelText.empty())
	{
		void* fontResource = labelFont->GetResource();
		int textW = gr_measureEx(labelText.c_str(), fontResource);
		int textH = labelFont->GetHeight();
		int textX = keyX + (keyW - textW) / 2;
		int textY = keyY + (keyH - textH) / 2;
		gr_textEx(textX, textY, labelText.c_str(), fontResource);
	}

	// longpress key label (only if font is defined)
	keychar = key.longpresskey;
	if (keychar > 32 && keychar < 127 && mLongpressFont->GetResource()) {
		void* fontResource = mLongpressFont->GetResource();
		gr_color(mLongpressFontColor.red, mLongpressFontColor.green, mLongpressFontColor.blue, mLongpressFontColor.alpha);
		string text(1, keychar);
		int textH = mLongpressFont->GetHeight();
		int textW = gr_measureEx(text.c_str(), fontResource);
		int textX = keyX + keyW - longpressOffsetX - textW;
		int textY = keyY + longpressOffsetY;
		gr_textEx(textX, textY, text.c_str(), fontResource);
	}
}