ppsspp/UI/OnScreenDisplay.cpp

114 lines
3.1 KiB
C++

#include <algorithm>
#include <sstream>
#include "UI/OnScreenDisplay.h"
#include "Common/Data/Color/RGBAUtil.h"
#include "Common/Data/Encoding/Utf8.h"
#include "Common/Render/TextureAtlas.h"
#include "Common/Render/DrawBuffer.h"
#include "Common/UI/Context.h"
#include "Common/System/System.h"
#include "Common/TimeUtil.h"
#include "Common/Net/HTTPClient.h"
#include "Core/Config.h"
static uint32_t GetOSDBackgroundColor(OSDType type) {
// Colors from Infima
switch (type) {
case OSDType::MESSAGE_ERROR:
case OSDType::MESSAGE_ERROR_DUMP: return 0xd53035; // danger-darker
case OSDType::MESSAGE_WARNING: return 0xd99e00; // warning-darker
case OSDType::MESSAGE_INFO: return 0x606770; // gray-700
case OSDType::MESSAGE_SUCCESS: return 0x008b00;
default: return 0x606770;
}
}
void OnScreenMessagesView::Draw(UIContext &dc) {
if (!g_Config.bShowOnScreenMessages) {
return;
}
// Get height
float w, h;
dc.MeasureText(dc.theme->uiFont, 1.0f, 1.0f, "Wg", &w, &h);
float y = 10.0f;
// Then draw them all.
const std::vector<OnScreenDisplay::Entry> entries = g_OSD.Entries();
double now = time_now_d();
for (auto iter = entries.begin(); iter != entries.end(); ++iter) {
float alpha = (iter->endTime - now) * 4.0f;
if (alpha > 1.0) alpha = 1.0f;
if (alpha < 0.0) alpha = 0.0f;
dc.SetFontScale(1.0f, 1.0f);
// Messages that are wider than the screen are left-aligned instead of centered.
int align = 0;
// If we have newlines, we may be looking at ASCII debug output. But let's verify.
if (iter->text.find('\n') != 0) {
if (!UTF8StringHasNonASCII(iter->text.c_str()))
align |= FLAG_DYNAMIC_ASCII;
}
float tw, th;
dc.MeasureText(dc.theme->uiFont, 1.0f, 1.0f, iter->text.c_str(), &tw, &th, align);
float x = bounds_.centerX();
if (tw > bounds_.w) {
align |= ALIGN_TOP | ALIGN_LEFT;
x = 2;
} else {
align |= ALIGN_TOP | ALIGN_HCENTER;
}
float scale = 1.0f;
if (th > bounds_.h - y) {
// Scale down!
scale = std::max(0.15f, (bounds_.h - y) / th);
dc.SetFontScale(scale, scale);
}
dc.SetFontStyle(dc.theme->uiFont);
dc.DrawTextShadow(iter->text.c_str(), x, y, colorAlpha(0xFFFFFFFF, alpha), align);
y += th * scale;
}
// Thin bar at the top of the screen.
std::vector<float> progress = g_DownloadManager.GetCurrentProgress();
if (!progress.empty()) {
static const uint32_t colors[4] = {
0xFFFFFFFF,
0xFFCCCCCC,
0xFFAAAAAA,
0xFF777777,
};
dc.Begin();
int h = 5;
for (size_t i = 0; i < progress.size(); i++) {
float barWidth = 10 + (dc.GetBounds().w - 10) * progress[i];
Bounds bounds(0, h * i, barWidth, h);
UI::Drawable solid(colors[i & 3]);
dc.FillRect(solid, bounds);
}
dc.Flush();
}
}
std::string OnScreenMessagesView::DescribeText() const {
std::stringstream ss;
const auto &entries = g_OSD.Entries();
for (auto iter = entries.begin(); iter != entries.end(); ++iter) {
if (iter != entries.begin()) {
ss << "\n";
}
ss << iter->text;
}
return ss.str();
}
void OSDOverlayScreen::CreateViews() {
root_ = new UI::AnchorLayout();
root_->Add(new OnScreenMessagesView(new UI::AnchorLayoutParams(0.0f, 0.0f, 0.0f, 0.0f)));
}