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Implement Message Display widget
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@brummer10
brummer10 committed Sep 1, 2023
1 parent ada7334 commit c20a34d
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Showing 7 changed files with 217 additions and 83 deletions.
160 changes: 144 additions & 16 deletions plugins/NeuralCapture/CairoWidgets.hpp
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Original file line number Diff line number Diff line change
Expand Up @@ -13,6 +13,7 @@

#include <functional>
#include "Cairo.hpp"
#include "extra/Runner.hpp"

START_NAMESPACE_DISTRHO

Expand Down Expand Up @@ -63,6 +64,49 @@ class CairoShadows
cairo_pattern_destroy (pat);
}

void box_shadow(cairo_t* const cr, int width, int height, int w, int h)
{
cairo_pattern_t *pat = cairo_pattern_create_linear (0, 0, w, 0);
cairo_pattern_add_color_stop_rgba (pat, 0, 0.33, 0.33, 0.33, 0.8);
cairo_pattern_add_color_stop_rgba (pat, 0.4, 0.33, 0.33, 0.33, 0.3);
cairo_pattern_add_color_stop_rgba (pat, 1, 0.33, 0.33, 0.33, 0.0);
cairo_pattern_set_extend(pat, CAIRO_EXTEND_NONE);
cairo_set_source(cr, pat);
cairo_paint (cr);
cairo_pattern_destroy (pat);
pat = NULL;

pat = cairo_pattern_create_linear (0, 0, 0, h);
cairo_pattern_add_color_stop_rgba (pat, 0, 0.33, 0.33, 0.33, 0.8);
cairo_pattern_add_color_stop_rgba (pat, 0.4, 0.33, 0.33, 0.33, 0.3);
cairo_pattern_add_color_stop_rgba (pat, 1, 0.33, 0.33, 0.33, 0.0);
cairo_pattern_set_extend(pat, CAIRO_EXTEND_NONE);
cairo_set_source(cr, pat);
cairo_paint (cr);
cairo_pattern_destroy (pat);
pat = NULL;

pat = cairo_pattern_create_linear (width - w, 0, width, 0);
cairo_pattern_add_color_stop_rgba (pat, 0, 0.05, 0.05, 0.05, 0.0);
cairo_pattern_add_color_stop_rgba (pat, 0.4, 0.05, 0.05, 0.05, 0.3);
cairo_pattern_add_color_stop_rgba (pat, 1, 0.05, 0.05, 0.05, 0.8);
cairo_pattern_set_extend(pat, CAIRO_EXTEND_NONE);
cairo_set_source(cr, pat);
cairo_paint (cr);
cairo_pattern_destroy (pat);
pat = NULL;

pat = cairo_pattern_create_linear (0, height - h, 0, height);
cairo_pattern_add_color_stop_rgba (pat, 0, 0.05, 0.05, 0.05, 0.0);
cairo_pattern_add_color_stop_rgba (pat, 0.4, 0.05, 0.05, 0.05, 0.3);
cairo_pattern_add_color_stop_rgba (pat, 1, 0.05, 0.05, 0.05, 0.8);
cairo_pattern_set_extend(pat, CAIRO_EXTEND_NONE);
cairo_set_source(cr, pat);
cairo_paint (cr);
cairo_pattern_destroy (pat);
pat = NULL;
}

};

class CairoButton : public CairoSubWidget, public CairoShadows
Expand All @@ -86,7 +130,6 @@ class CairoButton : public CairoSubWidget, public CairoShadows

void setValue(float v)
{
// fprintf(stderr, "get value %f\n", v);
value = v;
state = (int)value;
repaint();
Expand Down Expand Up @@ -137,7 +180,6 @@ class CairoButton : public CairoSubWidget, public CairoShadows

bool onMouse(const MouseEvent& event) override
{
// fprintf(stderr, "mouse\n");
if (!event.press)
{
const int w = getWidth();
Expand All @@ -164,6 +206,7 @@ class CairoButton : public CairoSubWidget, public CairoShadows
float value;
uint state;
const char* label;
DISTRHO_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CairoButton)
};

// -----------------------------------------------------------------------
Expand All @@ -183,7 +226,6 @@ class CairoProgressBar : public CairoSubWidget, public CairoShadows

void setValue(float v)
{
// fprintf(stderr, "set state value %f\n", v);
value = v;
repaint();
}
Expand Down Expand Up @@ -213,7 +255,7 @@ class CairoProgressBar : public CairoSubWidget, public CairoShadows
char s[64];
snprintf(s, 63,"%d%%", (int) (value * 100.0));
cairo_text_extents(cr,s , &extents);
cairo_move_to (cr, width/2-extents.width/2, height/2 + extents.height/2 );
cairo_move_to (cr, width * 0.5-extents.width * 0.5, height * 0.5 + extents.height * 0.5 );
cairo_set_source_rgba(cr, 0.63, 0.63, 0.63, 1.0);
cairo_set_operator(cr, CAIRO_OPERATOR_ADD);
cairo_show_text(cr, s);
Expand All @@ -226,6 +268,7 @@ class CairoProgressBar : public CairoSubWidget, public CairoShadows

private:
float value;
DISTRHO_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CairoProgressBar)
};

// -----------------------------------------------------------------------
Expand All @@ -240,7 +283,7 @@ class CairoPeekMeter : public CairoSubWidget, public CairoShadows
std_value = -70.0f;
value = -70.0f;
setSize(w, h);
drawMeterImage(w, h/2);
drawMeterImage(w, h * 0.5);
}

explicit CairoPeekMeter(TopLevelWidget* const parent, int w, int h)
Expand All @@ -250,12 +293,11 @@ class CairoPeekMeter : public CairoSubWidget, public CairoShadows
std_value = -70.0f;
value = -70.0f;
setSize(w, h);
drawMeterImage(w, h/2);
drawMeterImage(w, h * 0.5);
}

void setValue(float v)
{
//fprintf(stderr, "set meter value %f\n", v);
value = v;
repaint();
}
Expand Down Expand Up @@ -334,7 +376,7 @@ class CairoPeekMeter : public CairoSubWidget, public CairoShadows
cairo_pattern_add_color_stop_rgba(pat, 1.0, 0.5, 0.0, 0.0, 0.4);
cairo_set_source(cri, pat);

int c = (height)/2 ;
int c = (height) * 0.5 ;
int ci = c-2;

int i = 1;
Expand Down Expand Up @@ -381,7 +423,7 @@ class CairoPeekMeter : public CairoSubWidget, public CairoShadows
int db_points[] = { -50, -40, -30, -20, -15, -10, -6, -3, 0, 3 };
char buf[32];

cairo_set_font_size (cr, (float)rect_height/2);
cairo_set_font_size (cr, (float)rect_height * 0.5);
cairo_set_source_rgba(cr, 0.6, 0.6, 0.6, 0.6);

for (unsigned int i = 0; i < sizeof (db_points)/sizeof (db_points[0]); ++i)
Expand Down Expand Up @@ -416,20 +458,20 @@ class CairoPeekMeter : public CairoSubWidget, public CairoShadows

const Size<uint> sz = getSize();
const int width = sz.getWidth();
const int height = sz.getHeight()/2;
const int height = sz.getHeight() * 0.5;

double meterstate = logMeter(power2db(value));
double oldstate = logMeter(old_value);
cairo_set_source_surface (cr, image, 0, height/2);
cairo_rectangle(cr,0, height/2, width, height/2);
cairo_set_source_surface (cr, image, 0, height * 0.5);
cairo_rectangle(cr,0, height * 0.5, width, height * 0.5);
cairo_fill(cr);
cairo_set_source_surface (cr, image, 0, -height);
cairo_rectangle(cr, 0,height/2, width*meterstate, height/2);
cairo_rectangle(cr, 0,height * 0.5, width*meterstate, height * 0.5);
cairo_fill(cr);

cairo_rectangle(cr,(width*oldstate)-3, height/2, 3, height/2);
cairo_rectangle(cr,(width*oldstate)-3, height * 0.5, 3, height * 0.5);
cairo_fill(cr);
drawMeterScale(cr, height, width, height/2);
drawMeterScale(cr, height, width, height * 0.5);
boxShadowInset(cr, width, height*2);
cairo_pop_group_to_source (cr);
cairo_paint (cr);
Expand All @@ -439,18 +481,104 @@ class CairoPeekMeter : public CairoSubWidget, public CairoShadows
{
cairo_surface_destroy(image);
image = nullptr;
drawMeterImage(ev.size.getWidth(), ev.size.getHeight());
drawMeterImage(ev.size.getWidth(), ev.size.getHeight() * 0.5);
}

private:
cairo_surface_t* image;
float value;
float old_value;
float std_value;
DISTRHO_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CairoPeekMeter)
};

// -----------------------------------------------------------------------

class CairoToolTip : public CairoSubWidget, public Runner
{
public:
explicit CairoToolTip(SubWidget* const parent_, const char* lab)
: CairoSubWidget(parent_),
parent(parent_) {
label = lab;
hide();
state = 0;
}

explicit CairoToolTip(TopLevelWidget* const parent_, const char* lab)
: CairoSubWidget(parent_),
parent(parent_) {
label = lab;
hide();
state = 0;
}

~CairoToolTip() {if (isRunnerActive()) stopRunner();}

void setLabel(const char* lab)
{
label = lab;
show();
repaint();
if (!isRunnerActive()) startRunner(2500);
}

void unset()
{
hide();
parent->repaint();
}

protected:

void onCairoDisplay(const CairoGraphicsContext& context) override
{
cairo_t* const cr = context.handle;
cairo_push_group (cr);

const Size<uint> sz = getSize();
const int w = sz.getWidth();
const int h = sz.getHeight();
cairo_set_source_rgba(cr, 0.13, 0.13, 0.13, 1.0);

cairo_rectangle(cr, 0, 0, w, h);
cairo_fill_preserve(cr);
cairo_set_source_rgba(cr, 0., 0., 0., 1.0);
cairo_stroke(cr);
cairo_text_extents_t extents;
cairo_set_source_rgba(cr, 0.63, 0.63, 0.63, 1.0);
cairo_set_font_size (cr, h * 0.26);
cairo_select_font_face (cr, "Sans", CAIRO_FONT_SLANT_NORMAL,
CAIRO_FONT_WEIGHT_BOLD);
cairo_text_extents(cr, label , &extents);

cairo_move_to (cr, (w-extents.width)*0.5, (h+extents.height)*0.45);
cairo_show_text(cr, label);
cairo_new_path (cr);
cairo_pop_group_to_source (cr);
cairo_paint (cr);
}

bool run() override
{
if (state) {
state = 0;
unset();
return false;
} else {
state = 1;
return true;
}
}

private:
Widget* parent;
const char* label;
uint state;
DISTRHO_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CairoToolTip)
};

// -----------------------------------------------------------------------

END_NAMESPACE_DISTRHO

Expand Down
14 changes: 14 additions & 0 deletions plugins/NeuralCapture/PluginNeuralCapture.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -66,6 +66,14 @@ void PluginNeuralCapture::initParameter(uint32_t index, Parameter& parameter) {
parameter.ranges.max = 4.0f;
parameter.hints = kParameterIsAutomatable|kParameterIsOutput;
break;
case paramError:
parameter.name = "Error";
parameter.shortName = "Error";
parameter.symbol = "ERRORS";
parameter.ranges.min = 0.0f;
parameter.ranges.max = 3.0f;
parameter.hints = kParameterIsOutput;
break;
}
}

Expand Down Expand Up @@ -112,6 +120,9 @@ void PluginNeuralCapture::setParameterValue(uint32_t index, float value) {
case paramMeter:
meter = fParams[paramMeter];
break;
case paramError:
p_error = fParams[paramError];
break;
}
profil->connect_ports(index, value, profil);
}
Expand All @@ -131,6 +142,9 @@ void PluginNeuralCapture::setOutputParameterValue(uint32_t index, float value)
case paramMeter:
meter = fParams[paramMeter];
break;
case paramError:
p_error = fParams[paramError];
break;
}
}
/**
Expand Down
2 changes: 2 additions & 0 deletions plugins/NeuralCapture/PluginNeuralCapture.hpp
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Original file line number Diff line number Diff line change
Expand Up @@ -38,6 +38,7 @@ class PluginNeuralCapture : public Plugin {
paramButton = 0,
paramState = 1,
paramMeter = 2,
paramError = 3,
paramCount
};

Expand Down Expand Up @@ -119,6 +120,7 @@ class PluginNeuralCapture : public Plugin {
float button;
float state;
float meter;
float p_error;
// pointer to dsp class
profiler::Profil* profil;

Expand Down
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