400 lines
9.8 KiB
C++
400 lines
9.8 KiB
C++
#include "cwCommon.h"
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#include "cwLog.h"
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#include "cwCommonImpl.h"
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#include "cwMem.h"
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#include "cwText.h"
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#include "cwObject.h"
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#include "cwPresetSel.h"
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namespace cw
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{
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namespace preset_sel
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{
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typedef struct preset_label_str
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{
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char* label;
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} preset_label_t;
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typedef struct preset_sel_str
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{
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preset_label_t* presetLabelA;
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unsigned presetLabelN;
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double defaultGain;
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double defaultWetDryGain;
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double defaultFadeOutMs;
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struct frag_str* fragL;
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} preset_sel_t;
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preset_sel_t* _handleToPtr( handle_t h )
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{ return handleToPtr<handle_t,preset_sel_t>(h); }
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rc_t _delete_fragment( preset_sel_t* p, unsigned fragId )
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{
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frag_t* f0 = nullptr;
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frag_t* f1 = p->fragL;
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for(; f1!=nullptr; f1=f1->link)
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{
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if( f1->fragId == fragId )
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{
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if( f0 == nullptr )
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p->fragL = f1->link;
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else
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f0->link = f1->link;
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// release the fragment
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mem::release(f1->presetA);
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mem::release(f1);
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return kOkRC;
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}
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f0 = f1;
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}
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return kOkRC;
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}
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rc_t _destroy( preset_sel_t* p )
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{
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while( p->fragL != nullptr )
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_delete_fragment(p, p->fragL->fragId );
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for(unsigned i=0; i<p->presetLabelN; ++i)
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mem::release( p->presetLabelA[i].label );
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mem::release(p);
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return kOkRC;
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}
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frag_t* _find_frag( preset_sel_t* p, unsigned fragId )
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{
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frag_t* f;
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for(f=p->fragL; f!=nullptr; f=f->link)
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if( f->fragId == fragId )
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return f;
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return nullptr;
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}
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rc_t _find_frag( preset_sel_t* p, unsigned fragId, frag_t*& fragPtrRef )
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{
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rc_t rc = kOkRC;
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if((fragPtrRef = _find_frag(p,fragId )) == nullptr )
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rc = cwLogError(kInvalidId,"'%i' is not a valid fragment id.",fragId);
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return rc;
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}
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rc_t _validate_preset_id( const frag_t* frag, unsigned preset_id )
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{
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bool fl = (preset_id < frag->presetN) && (frag->presetA[ preset_id ].preset_idx == preset_id);
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return fl ? kOkRC : cwLogError(kInvalidId,"The preset id '%i' is invalid on the fragment at loc:%i.",preset_id,frag->endLoc);
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}
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template< typename T >
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rc_t _set_value( handle_t h, unsigned fragId, unsigned varId, unsigned presetId, const T& value )
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{
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rc_t rc = kOkRC;
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preset_sel_t* p = _handleToPtr(h);
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frag_t* f = nullptr;
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// locate the requested fragment
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if((rc = _find_frag(p,fragId,f)) != kOkRC )
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goto errLabel;
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switch( varId )
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{
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case kDryFlVarId:
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f->dryFl = value;
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break;
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case kPresetSelectVarId:
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for(unsigned i=0; i<f->presetN; ++i)
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f->presetA[i].playFl = f->presetA[i].preset_idx == presetId ? value : false;
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break;
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case kPresetOrderVarId:
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if((rc = _validate_preset_id(f, presetId )) == kOkRC )
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f->presetA[ presetId ].order = value;
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break;
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case kGainVarId:
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f->gain = value;
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break;
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case kFadeOutMsVarId:
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f->fadeOutMs = value;
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break;
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case kWetGainVarId:
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f->wetDryGain = value;
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break;
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default:
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rc = cwLogError(kInvalidId,"There is no preset variable with var id:%i.",varId);
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goto errLabel;
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}
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errLabel:
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if(rc != kOkRC )
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rc = cwLogError(rc,"Variable value assignment failed on fragment '%i' variable:%i preset:%i",fragId,varId,presetId);
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return rc;
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}
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template< typename T >
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rc_t _get_value( handle_t h, unsigned fragId, unsigned varId, unsigned presetId, T& valueRef )
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{
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rc_t rc = kOkRC;
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preset_sel_t* p = _handleToPtr(h);
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frag_t* f = nullptr;
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// locate the requested fragment
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if((rc = _find_frag(p,fragId,f)) != kOkRC )
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goto errLabel;
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switch( varId )
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{
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case kEndLocVarId:
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valueRef = f->endLoc;
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break;
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case kDryFlVarId:
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valueRef = f->dryFl;
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break;
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case kPresetSelectVarId:
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if((rc = _validate_preset_id(f, presetId )) == kOkRC )
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valueRef = f->presetA[ presetId ].playFl;
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break;
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case kPresetOrderVarId:
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if((rc = _validate_preset_id(f, presetId )) == kOkRC )
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valueRef = f->presetA[ presetId ].order;
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break;
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case kGainVarId:
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valueRef = f->gain;
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break;
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case kFadeOutMsVarId:
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valueRef = f->fadeOutMs;
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break;
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case kWetGainVarId:
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valueRef = f->wetDryGain;
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break;
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default:
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rc = cwLogError(kInvalidId,"There is no preset variable with var id:%i.",varId);
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goto errLabel;
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}
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errLabel:
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if(rc != kOkRC )
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rc = cwLogError(rc,"Variable value access failed on fragment '%i' variable:%i preset:%i",fragId,varId,presetId);
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return rc;
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}
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}
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}
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cw::rc_t cw::preset_sel::create( handle_t& hRef, const object_t* cfg )
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{
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rc_t rc = kOkRC;
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preset_sel_t* p = nullptr;
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const object_t* labelL = nullptr;
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if((rc = destroy(hRef)) != kOkRC )
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return rc;
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p = mem::allocZ<preset_sel_t>();
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// parse the cfg
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if((rc = cfg->getv( "preset_labelL", labelL,
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"default_gain", p->defaultGain,
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"default_wet_dry_gain", p->defaultWetDryGain,
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"default_fade_ms", p->defaultFadeOutMs)) != kOkRC )
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{
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rc = cwLogError(rc,"The preset configuration parse failed.");
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goto errLabel;
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}
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// allocate the label array
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p->presetLabelN = labelL->child_count();
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p->presetLabelA = mem::allocZ<preset_label_t>(p->presetLabelN);
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// get the preset labels
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for(unsigned i=0; i<p->presetLabelN; ++i)
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{
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const char* label = nullptr;
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const object_t* labelNode = labelL->child_ele(i);
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if( labelNode!=nullptr )
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rc = labelNode->value(label);
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if( rc != kOkRC || label == nullptr || textLength(label) == 0 )
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{
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rc = cwLogError(kInvalidStateRC,"A empty preset label was encountered while reading the preset label list.");
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goto errLabel;
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}
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p->presetLabelA[i].label = mem::duplStr(label);
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}
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hRef.set(p);
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errLabel:
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return rc;
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}
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cw::rc_t cw::preset_sel::destroy( handle_t& hRef )
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{
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rc_t rc = kOkRC;
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preset_sel_t* p = nullptr;
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if( !hRef.isValid() )
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return rc;
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p = _handleToPtr(hRef);
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if((rc = _destroy(p)) != kOkRC )
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return rc;
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hRef.clear();
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return rc;
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}
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unsigned cw::preset_sel::preset_count( handle_t h )
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{
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preset_sel_t* p = _handleToPtr(h);
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return p->presetLabelN;
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}
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const char* cw::preset_sel::preset_label( handle_t h, unsigned preset_idx )
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{
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preset_sel_t* p = _handleToPtr(h);
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return p->presetLabelA[ preset_idx].label;
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}
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unsigned cw::preset_sel::fragment_count( handle_t h )
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{
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preset_sel_t* p = _handleToPtr(h);
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unsigned n = 0;
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for(const frag_t* f=p->fragL; f!=nullptr; f=f->link)
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++n;
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return n;
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}
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const cw::preset_sel::frag_t* cw::preset_sel::get_fragment_base( handle_t h )
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{
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preset_sel_t* p = _handleToPtr(h);
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return p->fragL;
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}
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const cw::preset_sel::frag_t* cw::preset_sel::get_fragment( handle_t h, unsigned fragId )
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{
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preset_sel_t* p = _handleToPtr(h);
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return _find_frag(p,fragId);
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}
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cw::rc_t cw::preset_sel::create_fragment( handle_t h, unsigned fragId, unsigned end_loc )
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{
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preset_sel_t* p = _handleToPtr(h);
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frag_t* f = mem::allocZ<frag_t>();
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f->endLoc = end_loc;
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f->fragId = fragId;
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f->dryFl = false;
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f->gain = p->defaultGain;
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f->wetDryGain = p->defaultWetDryGain;
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f->fadeOutMs = p->defaultFadeOutMs;
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f->presetA = mem::allocZ<preset_t>(p->presetLabelN);
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f->presetN = p->presetLabelN;
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for(unsigned i=0; i<p->presetLabelN; ++i)
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f->presetA[i].preset_idx = i;
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frag_t* f0;
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for(f0=p->fragL; f0!=nullptr; f0=f0->link)
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if( f0->link == nullptr )
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break;
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if( f0 == nullptr )
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p->fragL = f;
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else
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f0->link = f;
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return kOkRC;
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}
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cw::rc_t cw::preset_sel::delete_fragment( handle_t h, unsigned fragId )
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{
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preset_sel_t* p = _handleToPtr(h);
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frag_t* f0 = nullptr;
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frag_t* f1 = p->fragL;
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for(; f1!=nullptr; f1=f1->link)
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{
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if( f1->fragId == fragId )
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{
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if( f0 == nullptr )
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p->fragL = f1->link;
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else
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f0->link = f1->link;
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// release the fragment
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mem::release(f1->presetA);
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mem::release(f1);
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return kOkRC;
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}
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f0 = f1;
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}
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return kOkRC;
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}
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cw::rc_t cw::preset_sel::set_value( handle_t h, unsigned fragId, unsigned varId, unsigned presetId, bool value )
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{ return _set_value(h,fragId,varId,presetId,value); }
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cw::rc_t cw::preset_sel::set_value( handle_t h, unsigned fragId, unsigned varId, unsigned presetId, unsigned value )
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{ return _set_value(h,fragId,varId,presetId,value); }
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cw::rc_t cw::preset_sel::set_value( handle_t h, unsigned fragId, unsigned varId, unsigned presetId, double value )
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{ return _set_value(h,fragId,varId,presetId,value); }
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cw::rc_t cw::preset_sel::get_value( handle_t h, unsigned fragId, unsigned varId, unsigned presetId, bool& valueRef )
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{ return _get_value(h,fragId,varId,presetId,valueRef); }
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cw::rc_t cw::preset_sel::get_value( handle_t h, unsigned fragId, unsigned varId, unsigned presetId, unsigned& valueRef )
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{ return _get_value(h,fragId,varId,presetId,valueRef); }
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cw::rc_t cw::preset_sel::get_value( handle_t h, unsigned fragId, unsigned varId, unsigned presetId, double& valueRef )
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{ return _get_value(h,fragId,varId,presetId,valueRef); }
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cw::rc_t cw::preset_sel::write( handle_t h, const char* fn )
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{
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rc_t rc = kOkRC;
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return rc;
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}
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cw::rc_t cw::preset_sel::read( handle_t h, const char* fn )
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{
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rc_t rc = kOkRC;
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return rc;
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}
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