Autres/audacity
1
0
Fork 0
mirror of https://github.com/cookiengineer/audacity synced 2025-07-29 15:09:30 +02:00
Code Issues Releases Wiki Activity

Make Ruler::Tick and TickCustom const member functions...

Browse Source 
... on the way to making them not (direct) member functions of Ruler.

Hoist the choice of font and destination label array out of them, and
group other outputs into an argument.
This commit is contained in:
Paul Licameli 2020-01-22 11:01:42 -05:00
parent 2c0afdd77a
commit 8cf7d0b8e9
2 changed files with 61 additions and 61 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

87
src/widgets/Ruler.cpp
View File

@ -843,9 +843,10 @@ auto Ruler::MakeTick(
return { { strLeft, strTop, strW, strH }, lab };
}
bool Ruler::Tick(
wxDC &dc,
int pos, double d, bool major, bool minor, const TickSizes &tickSizes )
bool Ruler::Tick( wxDC &dc,
int pos, double d, const TickSizes &tickSizes, wxFont font,
// in/out:
TickOutputs outputs ) const
{
// Bug 521. dB view for waveforms needs a 2-sided scale.
if(( mDbMirrorValue > 1.0 ) && ( -d > mDbMirrorValue ))
@ -853,11 +854,7 @@ bool Ruler::Tick(
// FIXME: We don't draw a tick if off end of our label arrays
// But we shouldn't have an array of labels.
if( mMinorMinorLabels.size() >= mLength )
return false;
if( mMinorLabels.size() >= mLength )
return false;
if( mMajorLabels.size() >= mLength )
if( outputs.labels.size() >= mLength )
return false;
Label lab;
@ -867,37 +864,28 @@ bool Ruler::Tick(
const auto result = MakeTick(
lab,
dc,
(major? mFonts.major: minor? mFonts.minor : mFonts.minorMinor),
mBits,
dc, font,
outputs.bits,
mLeft, mTop, mSpacing, mFonts.lead,
mFlip,
mOrientation );
auto &rect = result.first;
mRect.Union( rect );
Labels *pLabels = major
? &mMajorLabels
: minor
? &mMinorLabels
: &mMinorMinorLabels;
pLabels->emplace_back( result.second );
outputs.box.Union( rect );
outputs.labels.emplace_back( result.second );
return !rect.IsEmpty();
}
bool Ruler::TickCustom( wxDC &dc, int labelIdx, bool major, bool minor )
bool Ruler::TickCustom( wxDC &dc, int labelIdx, wxFont font,
// in/out:
TickOutputs outputs ) const
{
// FIXME: We don't draw a tick if of end of our label arrays
// But we shouldn't have an array of labels.
if( mMinorLabels.size() >= mLength )
return false;
if( mMajorLabels.size() >= mLength )
if( labelIdx >= outputs.labels.size() )
return false;
//This should only used in the mCustom case
// Many code comes from 'Tick' method: this should
// be optimized.
Label lab;
lab.value = 0.0;
@ -905,22 +893,15 @@ bool Ruler::TickCustom( wxDC &dc, int labelIdx, bool major, bool minor )
const auto result = MakeTick(
lab,
dc,
(major? mFonts.major: minor? mFonts.minor : mFonts.minorMinor),
mBits,
dc, font,
outputs.bits,
mLeft, mTop, mSpacing, mFonts.lead,
mFlip,
mOrientation );
auto &rect = result.first;
mRect.Union( rect );
Labels *pLabels = major
? &mMajorLabels
: minor
? &mMinorLabels
: &mMinorMinorLabels;
(*pLabels)[labelIdx] = ( result.second );
outputs.box.Union( rect );
outputs.labels[labelIdx] = ( result.second );
return !rect.IsEmpty();
}
@ -1011,6 +992,8 @@ void Ruler::Update(
mBits = mUserBits;
mBits.resize( static_cast<size_t>(mLength + 1), false );
TickOutputs majorOutputs{ mMajorLabels, mBits, mRect };
// *************** Label calculation routine **************
if( mCustom ) {
@ -1020,7 +1003,7 @@ void Ruler::Update(
int numLabel = mMajorLabels.size();
for( int i = 0; (i<numLabel) && (i<=mLength); ++i )
TickCustom( dc, i, true, false );
TickCustom( dc, i, mFonts.major, majorOutputs );
}
else if( !mLog ) {
@ -1032,7 +1015,8 @@ void Ruler::Update(
double UPP = (mHiddenMax-mHiddenMin)/mLength; // Units per pixel
TickSizes tickSizes{ UPP, mOrientation, mFormat, false };
auto TickAtValue = [this, zoomInfo, &tickSizes, &dc]( double value ) -> int {
auto TickAtValue = [this, zoomInfo, &tickSizes, &dc, &majorOutputs]
( double value ) -> int {
// Make a tick only if the value is strictly between the bounds
if ( value <= std::min( mMin, mMax ) )
return -1;
@ -1051,7 +1035,7 @@ void Ruler::Update(
const int iMaxPos = (mOrientation == wxHORIZONTAL) ? mRight : mBottom - 5;
if (mid >= 0 && mid < iMaxPos)
Tick( dc, mid, value, true, false, tickSizes );
Tick( dc, mid, value, tickSizes, mFonts.major, majorOutputs );
else
return -1;
@ -1074,8 +1058,8 @@ void Ruler::Update(
// Extreme values
if (mLabelEdges) {
Tick( dc, 0, mMin, true, false, tickSizes );
Tick( dc, mLength, mMax, true, false, tickSizes );
Tick( dc, 0, mMax, tickSizes, mFonts.major, majorOutputs );
Tick( dc, mLength, mMax, tickSizes, mFonts.major, majorOutputs );
}
if ( !mDbMirrorValue ) {
@ -1089,6 +1073,11 @@ void Ruler::Update(
// Major and minor ticks
for (int jj = 0; jj < 2; ++jj) {
const double denom = jj == 0 ? tickSizes.mMajor : tickSizes.mMinor;
auto font = jj == 0 ? mFonts.major : mFonts.minor;
TickOutputs outputs{
(jj == 0 ? mMajorLabels : mMinorLabels),
mBits, mRect
};
int ii = -1, j = 0;
double d, warpedD, nextD;
@ -1129,7 +1118,8 @@ void Ruler::Update(
step = floor(sg * warpedD / denom);
bool major = jj == 0;
tickSizes.useMajor = major;
bool ticked = Tick( dc, ii, sg * step * denom, major, !major, tickSizes );
bool ticked = Tick( dc, ii, sg * step * denom, tickSizes,
font, outputs );
if( !major && !ticked ){
nDroppedMinorLabels++;
}
@ -1152,8 +1142,8 @@ void Ruler::Update(
// Left and Right Edges
if (mLabelEdges) {
Tick( dc, 0, mMin, true, false, tickSizes );
Tick( dc, mLength, mMax, true, false, tickSizes );
Tick( dc, 0, mMin, tickSizes, mFonts.major, majorOutputs );
Tick( dc, mLength, mMax, tickSizes, mFonts.major, majorOutputs );
}
}
else {
@ -1186,7 +1176,7 @@ void Ruler::Update(
{ val = decade;
if(val >= rMin && val < rMax) {
const int pos(0.5 + mLength * numberScale.ValueToPosition(val));
Tick( dc, pos, val, true, false, tickSizes );
Tick( dc, pos, val, tickSizes, mFonts.major, majorOutputs );
}
}
decade *= step;
@ -1202,12 +1192,13 @@ void Ruler::Update(
}
steps++;
tickSizes.useMajor = false;
TickOutputs minorOutputs{ mMinorLabels, mBits, mRect };
for(int i=0; i<=steps; i++) {
for(int j=start; j!=end; j+=mstep) {
val = decade * j;
if(val >= rMin && val < rMax) {
const int pos(0.5 + mLength * numberScale.ValueToPosition(val));
Tick( dc, pos, val, false, true, tickSizes );
Tick( dc, pos, val, tickSizes, mFonts.minor, minorOutputs );
}
}
decade *= step;
@ -1221,6 +1212,7 @@ void Ruler::Update(
{ start=100; end= 10; mstep=-1;
}
steps++;
TickOutputs minorMinorOutputs{ mMinorMinorLabels, mBits, mRect };
for (int i = 0; i <= steps; i++) {
// PRL: Bug1038. Don't label 1.6, rounded, as a duplicate tick for "2"
if (!(mFormat == IntFormat && decade < 10.0)) {
@ -1229,7 +1221,8 @@ void Ruler::Update(
val = decade * f / 10;
if (val >= rMin && val < rMax) {
const int pos(0.5 + mLength * numberScale.ValueToPosition(val));
Tick( dc, pos, val, false, false, tickSizes );
Tick( dc, pos, val, tickSizes,
mFonts.minorMinor, minorMinorOutputs );
}
}
}

35
src/widgets/Ruler.h
View File

@ -157,14 +157,33 @@ class AUDACITY_DLL_API Ruler {
private:
struct TickSizes;
class Label {
public:
double value;
int pos;
int lx, ly;
TranslatableString text;
void Draw(wxDC &dc, bool twoTone, wxColour c) const;
};
using Labels = std::vector<Label>;
using Bits = std::vector< bool >;
static void ChooseFonts( Fonts &fonts, wxDC &dc, int desiredPixelHeight );
void Update( wxDC &dc, const Envelope* envelope );
struct TickOutputs{ Labels &labels; Bits &bits; wxRect &box; };
bool Tick( wxDC &dc,
int pos, double d, bool major, bool minor, const TickSizes &tickSizes );
int pos, double d, const TickSizes &tickSizes, wxFont font,
TickOutputs outputs
) const;
// Another tick generator for custom ruler case (noauto) .
bool TickCustom( wxDC &dc, int labelIdx, bool major, bool minor );
bool TickCustom( wxDC &dc, int labelIdx, wxFont font,
TickOutputs outputs
) const;
public:
bool mbTicksOnly; // true => no line the length of the ruler
@ -184,22 +203,11 @@ private:
double mMin, mMax;
double mHiddenMin, mHiddenMax;
using Bits = std::vector< bool >;
Bits mUserBits;
Bits mBits;
bool mValid;
class Label {
public:
double value;
int pos;
int lx, ly;
TranslatableString text;
void Draw(wxDC &dc, bool twoTone, wxColour c) const;
};
static std::pair< wxRect, Label > MakeTick(
Label lab,
wxDC &dc, wxFont font,
@ -207,7 +215,6 @@ private:
int left, int top, int spacing, int lead,
bool flip, int orientation );
using Labels = std::vector<Label>;
Labels mMajorLabels;
Labels mMinorLabels;
Labels mMinorMinorLabels;