2020-08-26 00:55:29 +08:00
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#include "pch.h"
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#include "ZoneWindowDrawing.h"
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2020-10-26 16:07:11 +08:00
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#include <algorithm>
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#include <map>
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2020-08-26 00:55:29 +08:00
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#include <string>
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2020-10-26 16:07:11 +08:00
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#include <vector>
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2020-08-26 00:55:29 +08:00
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namespace NonLocalizable
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{
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const wchar_t SegoeUiFont[] = L"Segoe ui";
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}
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2020-10-23 20:37:14 +08:00
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void ZoneWindowDrawing::DrawBackdrop()
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{
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// Lock is being held
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m_renderTarget->Clear(D2D1::ColorF(0.f, 0.f, 0.f, 0.f));
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}
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float ZoneWindowDrawing::GetAnimationAlpha()
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{
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// Lock is being held
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if (!m_tAnimationStart)
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{
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return 1.f;
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}
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auto tNow = std::chrono::steady_clock().now();
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auto alpha = (tNow - *m_tAnimationStart).count() / (1e6f * m_animationDuration);
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if (alpha < 1.f)
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{
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return alpha;
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}
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else
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{
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return 1.f;
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}
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}
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ID2D1Factory* ZoneWindowDrawing::GetD2DFactory()
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{
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static ID2D1Factory* pD2DFactory = nullptr;
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if (!pD2DFactory)
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{
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D2D1CreateFactory(D2D1_FACTORY_TYPE_MULTI_THREADED, &pD2DFactory);
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}
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return pD2DFactory;
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// TODO: Destroy factory
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}
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IDWriteFactory* ZoneWindowDrawing::GetWriteFactory()
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{
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static IUnknown* pDWriteFactory = nullptr;
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if (!pDWriteFactory)
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{
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DWriteCreateFactory(DWRITE_FACTORY_TYPE_SHARED, __uuidof(IDWriteFactory), &pDWriteFactory);
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}
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return reinterpret_cast<IDWriteFactory*>(pDWriteFactory);
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// TODO: Destroy factory
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}
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D2D1_COLOR_F ZoneWindowDrawing::ConvertColor(COLORREF color)
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{
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return D2D1::ColorF(GetRValue(color) / 255.f,
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GetGValue(color) / 255.f,
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GetBValue(color) / 255.f,
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1.f);
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}
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D2D1_RECT_F ZoneWindowDrawing::ConvertRect(RECT rect)
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{
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return D2D1::RectF((float)rect.left, (float)rect.top, (float)rect.right, (float)rect.bottom);
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}
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ZoneWindowDrawing::ZoneWindowDrawing(HWND window)
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{
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m_window = window;
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m_renderTarget = nullptr;
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m_animationDuration = 0;
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// Obtain the size of the drawing area.
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if (!GetClientRect(window, &m_clientRect))
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{
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return;
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}
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// Create a Direct2D render target
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GetD2DFactory()->CreateHwndRenderTarget(
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D2D1::RenderTargetProperties(
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D2D1_RENDER_TARGET_TYPE_DEFAULT,
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D2D1::PixelFormat(DXGI_FORMAT_UNKNOWN, D2D1_ALPHA_MODE_PREMULTIPLIED)),
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D2D1::HwndRenderTargetProperties(
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window,
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D2D1::SizeU(
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m_clientRect.right - m_clientRect.left,
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m_clientRect.bottom - m_clientRect.top)),
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&m_renderTarget);
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}
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void ZoneWindowDrawing::Render()
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{
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std::unique_lock lock(m_mutex);
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if (!m_renderTarget)
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{
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return;
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}
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m_renderTarget->BeginDraw();
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DrawBackdrop();
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float animationAlpha = GetAnimationAlpha();
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for (auto drawableRect : m_sceneRects)
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{
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ID2D1SolidColorBrush* borderBrush = nullptr;
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ID2D1SolidColorBrush* fillBrush = nullptr;
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ID2D1SolidColorBrush* textBrush = nullptr;
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// Need to copy the rect from m_sceneRects
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drawableRect.borderColor.a *= animationAlpha;
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drawableRect.fillColor.a *= animationAlpha;
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m_renderTarget->CreateSolidColorBrush(drawableRect.borderColor, &borderBrush);
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m_renderTarget->CreateSolidColorBrush(drawableRect.fillColor, &fillBrush);
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m_renderTarget->CreateSolidColorBrush(D2D1::ColorF(D2D1::ColorF::Black, animationAlpha), &textBrush);
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if (fillBrush)
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{
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m_renderTarget->FillRectangle(drawableRect.rect, fillBrush);
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fillBrush->Release();
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}
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if (borderBrush)
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{
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m_renderTarget->DrawRectangle(drawableRect.rect, borderBrush);
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borderBrush->Release();
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}
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std::wstring idStr = std::to_wstring(drawableRect.id);
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IDWriteTextFormat* textFormat = nullptr;
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auto writeFactory = GetWriteFactory();
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if (writeFactory)
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{
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writeFactory->CreateTextFormat(NonLocalizable::SegoeUiFont, nullptr, DWRITE_FONT_WEIGHT_NORMAL, DWRITE_FONT_STYLE_NORMAL, DWRITE_FONT_STRETCH_NORMAL, 80.f, L"en-US", &textFormat);
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}
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if (textFormat && textBrush)
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{
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textFormat->SetTextAlignment(DWRITE_TEXT_ALIGNMENT_CENTER);
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textFormat->SetParagraphAlignment(DWRITE_PARAGRAPH_ALIGNMENT_CENTER);
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m_renderTarget->DrawTextW(idStr.c_str(), (UINT32)idStr.size(), textFormat, drawableRect.rect, textBrush);
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}
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if (textFormat)
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{
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textFormat->Release();
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}
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if (textBrush)
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{
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textBrush->Release();
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}
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}
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m_renderTarget->EndDraw();
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}
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void ZoneWindowDrawing::Hide()
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{
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std::unique_lock lock(m_mutex);
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if (m_tAnimationStart)
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{
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m_tAnimationStart.reset();
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ShowWindow(m_window, SW_HIDE);
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}
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}
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void ZoneWindowDrawing::Show(unsigned animationMillis)
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{
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std::unique_lock lock(m_mutex);
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if (!m_tAnimationStart)
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{
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ShowWindow(m_window, SW_SHOWDEFAULT);
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m_tAnimationStart = std::chrono::steady_clock().now();
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m_animationDuration = animationMillis;
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}
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}
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void ZoneWindowDrawing::DrawActiveZoneSet(const std::vector<winrt::com_ptr<IZone>>& zones,
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const std::vector<size_t>& highlightZones,
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winrt::com_ptr<IZoneWindowHost> host)
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{
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std::unique_lock lock(m_mutex);
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m_sceneRects = {};
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auto borderColor = ConvertColor(host->GetZoneBorderColor());
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auto inactiveColor = ConvertColor(host->GetZoneColor());
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auto highlightColor = ConvertColor(host->GetZoneHighlightColor());
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inactiveColor.a = host->GetZoneHighlightOpacity() / 100.f;
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highlightColor.a = host->GetZoneHighlightOpacity() / 100.f;
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std::vector<bool> isHighlighted(zones.size(), false);
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for (size_t x : highlightZones)
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{
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isHighlighted[x] = true;
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}
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// First draw the inactive zones
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for (auto iter = zones.begin(); iter != zones.end(); iter++)
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{
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int zoneId = static_cast<int>(iter - zones.begin());
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winrt::com_ptr<IZone> zone = iter->try_as<IZone>();
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if (!zone)
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{
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continue;
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}
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if (!isHighlighted[zoneId])
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{
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DrawableRect drawableRect{
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.rect = ConvertRect(zone->GetZoneRect()),
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.borderColor = borderColor,
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.fillColor = inactiveColor,
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.id = zone->Id()
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};
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m_sceneRects.push_back(drawableRect);
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}
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}
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// Draw the active zones on top of the inactive zones
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for (auto iter = zones.begin(); iter != zones.end(); iter++)
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{
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int zoneId = static_cast<int>(iter - zones.begin());
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winrt::com_ptr<IZone> zone = iter->try_as<IZone>();
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if (!zone)
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{
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continue;
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}
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if (isHighlighted[zoneId])
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{
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DrawableRect drawableRect{
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.rect = ConvertRect(zone->GetZoneRect()),
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.borderColor = borderColor,
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.fillColor = highlightColor,
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.id = zone->Id()
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};
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m_sceneRects.push_back(drawableRect);
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}
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}
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}
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