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New MousePointer to change behavior of mouse

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Initial implementation, mostly replicating GLMixer features. 5 Modes; default, linear, spring, wiggly and metronome. Save in Settings. Selection in Navigation panel.
This commit is contained in:
Bruno Herbelin
2023-08-19 23:39:41 +02:00
parent d743307e59
commit a8bb4ae6d1
10 changed files with 528 additions and 37 deletions
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141
src/UserInterfaceManager.cpp
View File

@@ -76,6 +76,7 @@
#include "ShmdataBroadcast.h"
#include "VideoBroadcast.h"
#include "MultiFileRecorder.h"
#include "MousePointer.h"
#include "UserInterfaceManager.h"
@@ -442,13 +443,10 @@ void UserInterface::handleKeyboard()
void UserInterface::handleMouse()
{
ImGuiIO& io = ImGui::GetIO();
glm::vec2 mousepos(io.MousePos.x * io.DisplayFramebufferScale.x, io.MousePos.y * io.DisplayFramebufferScale.y);
mousepos = glm::clamp(mousepos, glm::vec2(0.f), glm::vec2(io.DisplaySize.x * io.DisplayFramebufferScale.x, io.DisplaySize.y * io.DisplayFramebufferScale.y));
static glm::vec2 mouse_smooth = mousepos;
static glm::vec2 mouseclic[2];
mouseclic[ImGuiMouseButton_Left] = glm::vec2(io.MouseClickedPos[ImGuiMouseButton_Left].x * io.DisplayFramebufferScale.y, io.MouseClickedPos[ImGuiMouseButton_Left].y* io.DisplayFramebufferScale.x);
mouseclic[ImGuiMouseButton_Right] = glm::vec2(io.MouseClickedPos[ImGuiMouseButton_Right].x * io.DisplayFramebufferScale.y, io.MouseClickedPos[ImGuiMouseButton_Right].y* io.DisplayFramebufferScale.x);
@@ -474,15 +472,6 @@ void UserInterface::handleMouse()
// if not on any window
if ( !ImGui::IsWindowHovered(ImGuiHoveredFlags_AnyWindow) && !ImGui::IsWindowFocused(ImGuiHoveredFlags_AnyWindow) )
{
//
// Mouse wheel over background
//
if ( io.MouseWheel != 0) {
// scroll => zoom current view
Mixer::manager().view()->zoom( io.MouseWheel );
}
// TODO : zoom with center on source if over current
//
// RIGHT Mouse button
//
@@ -512,7 +501,11 @@ void UserInterface::handleMouse()
if ( !mousedown )
{
mousedown = true;
mouse_smooth = mousepos;
// initiate Mouse pointer from position at mouse down event
MousePointer::manager().setActiveMode( (Pointer::Mode) Settings::application.mouse_pointer );
MousePointer::manager().active()->setStrength( Settings::application.mouse_pointer_strength[Settings::application.mouse_pointer] );
MousePointer::manager().active()->initiate(mousepos);
// ask the view what was picked
picked = Mixer::manager().view()->pick(mousepos);
@@ -592,17 +585,8 @@ void UserInterface::handleMouse()
if (view_drag == Mixer::manager().view()) {
if ( picked.first != nullptr ) {
// Smooth cursor
if (Settings::application.smooth_cursor) {
// TODO : physics implementation
float smoothing = 10.f / ( MAX(io.Framerate, 1.f) );
glm::vec2 d = mousepos - mouse_smooth;
mouse_smooth += smoothing * d;
ImVec2 start = ImVec2(mouse_smooth.x / io.DisplayFramebufferScale.x, mouse_smooth.y / io.DisplayFramebufferScale.y);
ImGui::GetBackgroundDrawList()->AddLine(io.MousePos, start, ImGui::GetColorU32(ImGuiCol_HeaderActive), 5.f);
}
else
mouse_smooth = mousepos;
// Apply Mouse pointer filter
MousePointer::manager().active()->update(mousepos, 1.f / ( MAX(io.Framerate, 1.f) ));
// action on current source
Source *current = Mixer::manager().currentSource();
@@ -612,19 +596,32 @@ void UserInterface::handleMouse()
// grab others from selection
for (auto it = Mixer::selection().begin(); it != Mixer::selection().end(); ++it) {
if ( *it != current && !(*it)->locked() )
Mixer::manager().view()->grab(*it, mouseclic[ImGuiMouseButton_Left], mouse_smooth, picked);
Mixer::manager().view()->grab(*it, mouseclic[ImGuiMouseButton_Left],
MousePointer::manager().active()->pos(), picked);
}
}
// grab current sources
View::Cursor c = Mixer::manager().view()->grab(current, mouseclic[ImGuiMouseButton_Left], mouse_smooth, picked);
View::Cursor c = Mixer::manager().view()->grab(current, mouseclic[ImGuiMouseButton_Left],
MousePointer::manager().active()->pos(), picked);
SetMouseCursor(io.MousePos, c);
// scrollwheel changes strength of Mouse Pointer
if ( io.MouseWheel != 0) {
MousePointer::manager().active()->setStrength( MousePointer::manager().active()->strength() + 0.1 * io.MouseWheel);
Settings::application.mouse_pointer_strength[Settings::application.mouse_pointer] = MousePointer::manager().active()->strength();
}
// Draw Mouse pointer effect
MousePointer::manager().active()->draw();
}
// action on other (non-source) elements in the view
else
{
View::Cursor c = Mixer::manager().view()->grab(nullptr, mouseclic[ImGuiMouseButton_Left], mouse_smooth, picked);
View::Cursor c = Mixer::manager().view()->grab(nullptr, mouseclic[ImGuiMouseButton_Left], mousepos, picked);
SetMouseCursor(io.MousePos, c);
}
}
// Selection area
else {
@@ -640,6 +637,13 @@ void UserInterface::handleMouse()
}
}
//
// Mouse wheel over background without source action
//
else if ( !mousedown && io.MouseWheel != 0) {
// scroll => zoom current view
Mixer::manager().view()->zoom( io.MouseWheel );
}
}
else {
// cancel all operations on view when interacting on GUI
@@ -2770,7 +2774,7 @@ void Navigator::Render()
height_ = ImGui::GetIO().DisplaySize.y; // cover vertically
const float icon_width = width_ - 2.f * style.WindowPadding.x; // icons keep padding
const ImVec2 iconsize(icon_width, icon_width);
const float sourcelist_height = height_ - 5.5f * icon_width - 5.f * style.WindowPadding.y; // space for 4 icons of view
const float sourcelist_height = height_ - 6.5f * icon_width - 6.f * style.WindowPadding.y; // space for 4 icons of view
// hack to show more sources if not enough space; make source icons smaller...
ImVec2 sourceiconsize(icon_width, icon_width);
@@ -2886,6 +2890,10 @@ void Navigator::Render()
if (ImGui::Begin("##navigatorViews", NULL, ImGuiWindowFlags_NoMove | ImGuiWindowFlags_NoDecoration |
ImGuiWindowFlags_NoSavedSettings | ImGuiWindowFlags_NoFocusOnAppearing | ImGuiWindowFlags_NoNav | ImGuiWindowFlags_NoScrollWithMouse))
{
// Mouse pointer selector
RenderMousePointerSelector(iconsize);
// List of icons for View selection
bool selected_view[View::INVALID] = { };
selected_view[ Settings::application.current_view ] = true;
int previous_view = Settings::application.current_view;
@@ -4606,6 +4614,80 @@ void Navigator::RenderMainPannelVimix()
ImGui::EndPopup();
}
}
void Navigator::RenderMousePointerSelector(const ImVec2 &size)
{
ImGuiContext& g = *GImGui;
ImVec2 top = ImGui::GetCursorPos();
///
/// interactive button of the given size: show menu if clic or mouse over
///
static uint counter_menu_timeout = 0;
if ( ImGui::InvisibleButton("##MenuMousePointerButton", size) || ImGui::IsItemHovered(ImGuiHoveredFlags_AllowWhenBlockedByPopup) ) {
counter_menu_timeout=0;
ImGui::OpenPopup( "MenuMousePointer" );
}
ImVec2 bottom = ImGui::GetCursorScreenPos();
// Change color of icons depending on context menu status
const ImVec4* colors = ImGui::GetStyle().Colors;
ImGui::PushStyleColor( ImGuiCol_Text, ImGui::IsPopupOpen("MenuMousePointer") ? colors[ImGuiCol_DragDropTarget] : colors[ImGuiCol_Text] );
// Draw centered icon of Mouse pointer
ImVec2 margin = (size - ImVec2(g.FontSize, g.FontSize)) * 0.42f;
ImGui::SetCursorPos( top + margin );
if ( Settings::application.mouse_pointer > 0 ) {
// icon with corner erased
ImGuiToolkit::Icon(ICON_POINTER_OPTION);
// Draw sub-icon of Mouse pointer type
ImGuiToolkit::PushFont(ImGuiToolkit::FONT_DEFAULT);
ImVec2 t = top + size - ImVec2(g.FontSize, g.FontSize) - ImVec2(g.Style.FramePadding.y, g.Style.FramePadding.y);
ImGui::SetCursorPos( t );
std::tuple<int, int, std::string> mode = Pointer::Modes.at( (size_t) Settings::application.mouse_pointer);
ImGuiToolkit::Icon(std::get<0>(mode), std::get<1>(mode));
ImGui::PopFont();
}
else
// standard icon
ImGuiToolkit::Icon(ICON_POINTER_DEFAULT);
// Revert
ImGui::PopStyleColor(1);
ImGui::SetCursorScreenPos(bottom);
///
/// Render the Popup menu selector
///
ImGui::SetNextWindowPos( bottom + ImVec2(size.x + g.Style.WindowPadding.x, -size.y), ImGuiCond_Always );
if (ImGui::BeginPopup( "MenuMousePointer" ))
{
// loop over all mouse pointer modes
for ( size_t m = Pointer::POINTER_DEFAULT; m < Pointer::POINTER_INVALID; ++m) {
bool on = m == (size_t) Settings::application.mouse_pointer;
std::tuple<int, int, std::string> mode = Pointer::Modes.at(m);
// show icon of mouse mode and set mouse pointer if selected
if (ImGuiToolkit::IconToggle( std::get<0>(mode), std::get<1>(mode), &on, std::get<2>(mode).c_str()) )
Settings::application.mouse_pointer = (int) m;
// space between icons
ImGui::SameLine(0, IMGUI_SAME_LINE);
}
// timer to close menu like a tooltip
if (ImGui::IsWindowHovered())
counter_menu_timeout=0;
else if (++counter_menu_timeout > 10)
ImGui::CloseCurrentPopup();
ImGui::EndPopup();
}
}
void Navigator::RenderMainPannelSettings()
@@ -4637,9 +4719,6 @@ void Navigator::RenderMainPannelSettings()
Settings::application.scale = CLAMP(Settings::application.scale, 0.5f, 2.f);
ImGui::GetIO().FontGlobalScale = Settings::application.scale;
}
ImGuiToolkit::HelpToolTip("Cursor filter that makes movement smoother when manipulating a source.");
ImGui::SameLine();
ImGuiToolkit::ButtonSwitch( ICON_FA_MOUSE_POINTER " Smooth cursor", &Settings::application.smooth_cursor);
//
// Recording preferences