Display game icons in the homebrew store, downloaded from the store

UI/PauseScreen.cpp

@@ -43,7 +43,6 @@
 #include "ui/ui_context.h"
 
 void AsyncImageFileView::GetContentDimensions(const UIContext &dc, float &w, float &h) const {
-	// TODO: involve sizemode
 	if (texture_) {
 		float texw = (float)texture_->Width();
 		float texh = (float)texture_->Height();

UI/PauseScreen.h

@@ -76,7 +76,6 @@ public:
 	void Draw(UIContext &dc) override;
 
 	void SetFilename(std::string filename);
-	void SetTexture(Thin3DTexture *texture) { texture_ = texture; }
 	void SetColor(uint32_t color) { color_ = color; }
 	void SetOverlayText(std::string text) { text_ = text; }
 	void SetFixedSize(float fixW, float fixH) { fixedSizeW_ = fixW; fixedSizeH_ = fixH; }

UI/Store.cpp

@@ -1,4 +1,23 @@
-#include "native/ext/vjson/json.h"
+// Copyright (c) 2014- PPSSPP Project.
+
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, version 2.0 or later versions.
+
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License 2.0 for more details.
+
+// A copy of the GPL 2.0 should have been included with the program.
+// If not, see http://www.gnu.org/licenses/
+
+// Official git repository and contact information can be found at
+// https://github.com/hrydgard/ppsspp and http://www.ppsspp.org/.
+
+#include "base/functional.h"
+#include "base/basictypes.h"
+#include "ext/vjson/json.h"
 
 #include "i18n/i18n.h"
 #include "ui/ui_context.h"
@@ -6,11 +25,138 @@
 #include "gfx_es2/draw_buffer.h"
 
 #include "Common/Log.h"
+#include "Common/StringUtils.h"
 #include "Core/Config.h"
 #include "UI/Store.h"
 
 const std::string storeBaseUrl = "http://store.ppsspp.org/";
 
+// baseUrl is assumed to have a trailing slash, and not contain any subdirectories.
+std::string ResolveUrl(std::string baseUrl, std::string url) {
+	if (url.empty()) {
+		return baseUrl;
+	} else if (url[0] == '/') {
+		return baseUrl + url.substr(1);
+	} else if (url.substr(0, 7) == "http://") {
+		return url;
+	} else {
+		// Huh.
+		return baseUrl + url;
+	}
+}
+
+class HttpImageFileView : public UI::View {
+public:
+	HttpImageFileView(http::Downloader *downloader, const std::string &path, UI::ImageSizeMode sizeMode = UI::IS_DEFAULT, UI::LayoutParams *layoutParams = 0)
+		: UI::View(layoutParams), downloader_(downloader), path_(path), color_(0xFFFFFFFF), sizeMode_(sizeMode), texture_(nullptr), textureFailed_(false), fixedSizeW_(0.0f), fixedSizeH_(0.0f) {}
+
+	~HttpImageFileView() {
+		delete texture_;
+	}
+
+	void GetContentDimensions(const UIContext &dc, float &w, float &h) const override;
+	void Draw(UIContext &dc) override;
+
+	void SetFilename(std::string filename);
+	void SetColor(uint32_t color) { color_ = color; }
+	void SetFixedSize(float fixW, float fixH) { fixedSizeW_ = fixW; fixedSizeH_ = fixH; }
+	void SetCanBeFocused(bool can) { canFocus_ = can; }
+
+	bool CanBeFocused() const override { return false; }
+
+	const std::string &GetFilename() const { return path_; }
+
+private:
+	void DownloadCompletedCallback(http::Download &download);
+
+	bool canFocus_;
+	std::string path_;
+	uint32_t color_;
+	UI::ImageSizeMode sizeMode_;
+	http::Downloader *downloader_;
+	std::shared_ptr<http::Download> download_;
+
+	std::string textureData_;
+	Thin3DTexture *texture_;
+	bool textureFailed_;
+	float fixedSizeW_;
+	float fixedSizeH_;
+};
+
+void HttpImageFileView::GetContentDimensions(const UIContext &dc, float &w, float &h) const {
+	switch (sizeMode_) {
+	case UI::IS_FIXED:
+		w = fixedSizeW_;
+		h = fixedSizeH_;
+		break;
+	case UI::IS_DEFAULT:
+	default:
+		if (texture_) {
+			float texw = (float)texture_->Width();
+			float texh = (float)texture_->Height();
+			w = texw;
+			h = texh;
+		} else {
+			w = 16;
+			h = 16;
+		}
+		break;
+	}
+}
+
+void HttpImageFileView::SetFilename(std::string filename) {
+	if (path_ != filename) {
+		textureFailed_ = false;
+		path_ = filename;
+		if (texture_) {
+			texture_->Release();
+			texture_ = nullptr;
+		}
+	}
+}
+
+void HttpImageFileView::DownloadCompletedCallback(http::Download &download) {
+	if (download.ResultCode() == 200) {
+		download.buffer().TakeAll(&textureData_);
+	} else {
+		textureFailed_ = true;
+	}
+
+	download_.reset();
+}
+
+void HttpImageFileView::Draw(UIContext &dc) {
+	if (!texture_ && !textureFailed_ && !path_.empty() && !download_) {
+		download_ = downloader_->StartDownloadWithCallback(path_, "", std::bind(&HttpImageFileView::DownloadCompletedCallback, this, std::placeholders::_1));
+		download_->SetHidden(true);
+	}
+
+	if (!textureData_.empty()) {
+		texture_ = dc.GetThin3DContext()->CreateTextureFromFileData((const uint8_t *)(textureData_.data()), (int)textureData_.size(), DETECT);
+		if (!texture_)
+			textureFailed_ = true;
+		textureData_.clear();
+	}
+
+	if (HasFocus()) {
+		dc.FillRect(dc.theme->itemFocusedStyle.background, bounds_.Expand(3));
+	}
+
+	// TODO: involve sizemode
+	if (texture_) {
+		dc.Flush();
+		dc.GetThin3DContext()->SetTexture(0, texture_);
+		dc.Draw()->Rect(bounds_.x, bounds_.y, bounds_.w, bounds_.h, color_);
+		dc.Flush();
+		dc.RebindTexture();
+	} else {
+		// draw a black rectangle to represent the missing image.
+		dc.FillRect(UI::Drawable(0xFF000000), GetBounds());
+	}
+}
+
+
+
 // This is the entry in a list. Does not have install buttons and so on.
 class ProductItemView : public UI::Choice {
 public:
@@ -61,6 +207,9 @@ void ProductView::CreateViews() {
 	using namespace UI;
 	Clear();
 
+	if (!entry_.iconURL.empty()) {
+		Add(new HttpImageFileView(&g_DownloadManager, ResolveUrl(storeBaseUrl, entry_.iconURL), IS_FIXED))->SetFixedSize(144, 88);
+	}
 	Add(new TextView(entry_.name));
 	Add(new TextView(entry_.author));
 
@@ -173,6 +322,7 @@ void StoreScreen::ParseListing(std::string json) {
 			e.author = game->getString("author", "?");
 			e.size = game->getInt("size");
 			e.downloadURL = game->getString("download-url", "");
+			e.iconURL = game->getString("icon-url", "");
 			const char *file = game->getString("file", 0);
 			if (!file)
 				continue;