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https://github.com/hyprwm/Hyprland.git
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internal: Support libhyprcursor (#5009)
woo --------- Co-authored-by: Mihai Fufezan <fufexan@protonmail.com>
This commit is contained in:
Vaxry
GitHub
200
src/managers/CursorManager.cpp
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200
src/managers/CursorManager.cpp
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#include "CursorManager.hpp"
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#include "Compositor.hpp"
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#include "../config/ConfigValue.hpp"
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extern "C" {
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#include <wlr/interfaces/wlr_buffer.h>
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#include <wlr/types/wlr_xcursor_manager.h>
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}
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static int cursorAnimTimer(void* data) {
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g_pCursorManager->tickAnimatedCursor();
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return 1;
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}
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CCursorManager::CCursorManager() {
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m_pHyprcursor = std::make_unique<Hyprcursor::CHyprcursorManager>(m_szTheme.empty() ? nullptr : m_szTheme.c_str());
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// find default size. First, HYPRCURSOR_SIZE, then XCURSOR_SIZE, then 24
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auto SIZE = getenv("HYPRCURSOR_SIZE");
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if (SIZE) {
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try {
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m_iSize = std::stoi(SIZE);
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} catch (...) { ; }
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}
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SIZE = getenv("XCURSOR_SIZE");
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if (SIZE && m_iSize == 0) {
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try {
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m_iSize = std::stoi(SIZE);
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} catch (...) { ; }
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}
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if (m_iSize == 0)
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m_iSize = 24;
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m_pWLRXCursorMgr = wlr_xcursor_manager_create(nullptr, m_iSize);
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wlr_xcursor_manager_load(m_pWLRXCursorMgr, 1.0);
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m_pAnimationTimer = wl_event_loop_add_timer(g_pCompositor->m_sWLEventLoop, ::cursorAnimTimer, nullptr);
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updateTheme();
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g_pHookSystem->hookDynamic("monitorLayoutChanged", [this](void* self, SCallbackInfo& info, std::any param) { this->updateTheme(); });
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}
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void CCursorManager::dropBufferRef(CCursorManager::CCursorBuffer* ref) {
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std::erase_if(m_vCursorBuffers, [ref](const auto& buf) { return buf.get() == ref; });
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}
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static void cursorBufferDestroy(struct wlr_buffer* wlr_buffer) {
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CCursorManager::CCursorBuffer::SCursorWlrBuffer* buffer = wl_container_of(wlr_buffer, buffer, base);
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g_pCursorManager->dropBufferRef(buffer->parent);
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}
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static bool cursorBufferBeginDataPtr(struct wlr_buffer* wlr_buffer, uint32_t flags, void** data, uint32_t* format, size_t* stride) {
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CCursorManager::CCursorBuffer::SCursorWlrBuffer* buffer = wl_container_of(wlr_buffer, buffer, base);
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if (flags & WLR_BUFFER_DATA_PTR_ACCESS_WRITE)
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return false;
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*data = cairo_image_surface_get_data(buffer->surface);
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*stride = cairo_image_surface_get_stride(buffer->surface);
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*format = DRM_FORMAT_ARGB8888;
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return true;
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}
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static void cursorBufferEndDataPtr(struct wlr_buffer* wlr_buffer) {
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;
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}
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//
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static const wlr_buffer_impl bufferImpl = {
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.destroy = cursorBufferDestroy,
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.begin_data_ptr_access = cursorBufferBeginDataPtr,
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.end_data_ptr_access = cursorBufferEndDataPtr,
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};
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CCursorManager::CCursorBuffer::CCursorBuffer(cairo_surface_t* surf, const Vector2D& size_, const Vector2D& hot_) : size(size_), hotspot(hot_) {
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wlrBuffer.surface = surf;
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wlr_buffer_init(&wlrBuffer.base, &bufferImpl, size.x, size.y);
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wlrBuffer.parent = this;
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}
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CCursorManager::CCursorBuffer::~CCursorBuffer() {
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; // will be freed in .destroy
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}
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wlr_buffer* CCursorManager::getCursorBuffer() {
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return !m_vCursorBuffers.empty() ? &m_vCursorBuffers.back()->wlrBuffer.base : nullptr;
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}
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void CCursorManager::setCursorSurface(wlr_surface* surf, const Vector2D& hotspot) {
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wlr_cursor_set_surface(g_pCompositor->m_sWLRCursor, surf, hotspot.x, hotspot.y);
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m_bOurBufferConnected = false;
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}
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void CCursorManager::setCursorFromName(const std::string& name) {
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static auto PUSEHYPRCURSOR = CConfigValue<Hyprlang::INT>("misc:enable_hyprcursor");
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if (!m_pHyprcursor->valid() || !*PUSEHYPRCURSOR) {
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wlr_cursor_set_xcursor(g_pCompositor->m_sWLRCursor, m_pWLRXCursorMgr, name.c_str());
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return;
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}
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m_sCurrentCursorShapeData = m_pHyprcursor->getShape(name.c_str(), m_sCurrentStyleInfo);
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if (m_sCurrentCursorShapeData.images.size() < 1) {
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Debug::log(ERR, "BUG THIS: No cursor returned by getShape()");
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return;
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}
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m_vCursorBuffers.emplace_back(std::make_unique<CCursorBuffer>(m_sCurrentCursorShapeData.images[0].surface,
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Vector2D{m_sCurrentCursorShapeData.images[0].size, m_sCurrentCursorShapeData.images[0].size},
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Vector2D{m_sCurrentCursorShapeData.images[0].hotspotX, m_sCurrentCursorShapeData.images[0].hotspotY}));
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if (g_pCompositor->m_sWLRCursor)
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wlr_cursor_set_buffer(g_pCompositor->m_sWLRCursor, getCursorBuffer(), m_sCurrentCursorShapeData.images[0].hotspotX, m_sCurrentCursorShapeData.images[0].hotspotY,
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m_fCursorScale);
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m_bOurBufferConnected = true;
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if (m_sCurrentCursorShapeData.images.size() > 1) {
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// animated
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wl_event_source_timer_update(m_pAnimationTimer, m_sCurrentCursorShapeData.images[0].delay);
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m_iCurrentAnimationFrame = 0;
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} else {
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// disarm
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wl_event_source_timer_update(m_pAnimationTimer, 0);
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}
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}
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void CCursorManager::tickAnimatedCursor() {
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if (m_sCurrentCursorShapeData.images.size() < 2 || !m_bOurBufferConnected)
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return;
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m_iCurrentAnimationFrame++;
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if ((size_t)m_iCurrentAnimationFrame >= m_sCurrentCursorShapeData.images.size())
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m_iCurrentAnimationFrame = 0;
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m_vCursorBuffers.emplace_back(std::make_unique<CCursorBuffer>(
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m_sCurrentCursorShapeData.images[m_iCurrentAnimationFrame].surface,
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Vector2D{m_sCurrentCursorShapeData.images[m_iCurrentAnimationFrame].size, m_sCurrentCursorShapeData.images[m_iCurrentAnimationFrame].size},
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Vector2D{m_sCurrentCursorShapeData.images[m_iCurrentAnimationFrame].hotspotX, m_sCurrentCursorShapeData.images[m_iCurrentAnimationFrame].hotspotY}));
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if (g_pCompositor->m_sWLRCursor)
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wlr_cursor_set_buffer(g_pCompositor->m_sWLRCursor, getCursorBuffer(), m_sCurrentCursorShapeData.images[m_iCurrentAnimationFrame].hotspotX,
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m_sCurrentCursorShapeData.images[m_iCurrentAnimationFrame].hotspotY, m_fCursorScale);
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wl_event_source_timer_update(m_pAnimationTimer, m_sCurrentCursorShapeData.images[m_iCurrentAnimationFrame].delay);
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}
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SCursorImageData CCursorManager::dataFor(const std::string& name) {
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const auto IMAGES = m_pHyprcursor->getShape(name.c_str(), m_sCurrentStyleInfo);
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if (IMAGES.images.empty())
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return {};
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return IMAGES.images[0];
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}
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void CCursorManager::updateTheme() {
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float highestScale = 1.0;
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for (auto& m : g_pCompositor->m_vMonitors) {
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if (m->scale > highestScale)
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highestScale = m->scale;
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}
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if (highestScale * m_iSize == m_sCurrentStyleInfo.size)
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return;
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if (m_sCurrentStyleInfo.size && m_pHyprcursor->valid())
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m_pHyprcursor->cursorSurfaceStyleDone(m_sCurrentStyleInfo);
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m_sCurrentStyleInfo.size = m_iSize * highestScale;
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m_fCursorScale = highestScale;
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if (m_pHyprcursor->valid())
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m_pHyprcursor->loadThemeStyle(m_sCurrentStyleInfo);
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setCursorFromName("left_ptr");
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for (auto& m : g_pCompositor->m_vMonitors) {
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m->forceFullFrames = 5;
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g_pCompositor->scheduleFrameForMonitor(m.get());
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}
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}
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void CCursorManager::changeTheme(const std::string& name, const int size) {
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m_pHyprcursor = std::make_unique<Hyprcursor::CHyprcursorManager>(name.empty() ? "" : name.c_str());
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m_szTheme = name;
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m_iSize = size;
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setenv("XCURSOR_SIZE", std::to_string(m_iSize).c_str(), true);
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setenv("XCURSOR_THEME", name.c_str(), true);
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updateTheme();
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}
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