[136] | 1 | /*
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| 2 | ###############################################################################
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| 3 | #
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| 4 | # Temboo Arduino library
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| 5 | #
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| 6 | # Copyright 2014, Temboo Inc.
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| 7 | #
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| 8 | # Licensed under the Apache License, Version 2.0 (the "License");
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| 9 | # you may not use this file except in compliance with the License.
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| 10 | # You may obtain a copy of the License at
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| 11 | #
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| 12 | # http://www.apache.org/licenses/LICENSE-2.0
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| 13 | #
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| 14 | # Unless required by applicable law or agreed to in writing,
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| 15 | # software distributed under the License is distributed on an
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| 16 | # "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
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| 17 | # either express or implied. See the License for the specific
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| 18 | # language governing permissions and limitations under the License.
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| 19 | #
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| 20 | ###############################################################################
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| 21 | */
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| 22 |
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| 23 | #include "DataFormatter.h"
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| 24 |
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| 25 |
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| 26 | DataFormatter::DataFormatter(
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| 27 | const ChoreoInputSet* inputSet,
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| 28 | const ChoreoOutputSet* outputSet,
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| 29 | const ChoreoPreset* preset) :
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| 30 | m_inputFormatter(inputSet),
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| 31 | m_outputFormatter(outputSet),
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| 32 | m_presetFormatter(preset) {
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| 33 |
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| 34 | m_inputSet = inputSet;
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| 35 | m_outputSet = outputSet;
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| 36 | m_preset = preset;
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| 37 |
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| 38 | reset();
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| 39 | }
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| 40 |
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| 41 | void DataFormatter::reset() {
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| 42 | m_nextState = DATA_START;
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| 43 | m_inputFormatter.reset();
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| 44 | m_outputFormatter.reset();
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| 45 | m_presetFormatter.reset();
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| 46 | }
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| 47 |
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| 48 | bool DataFormatter::hasNext() {
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| 49 | return m_nextState != DATA_END;
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| 50 | }
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| 51 |
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| 52 | char DataFormatter::next() {
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| 53 | char c;
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| 54 | switch(m_nextState) {
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| 55 | case DATA_START:
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| 56 | c = '{';
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| 57 | if (m_inputFormatter.hasNext()) {
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| 58 | m_nextState = FORMATTING_INPUTS;
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| 59 | } else if (m_outputFormatter.hasNext()) {
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| 60 | m_nextState = FORMATTING_OUTPUTS;
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| 61 | } else if (m_presetFormatter.hasNext()) {
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| 62 | m_nextState = FORMATTING_PRESET;
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| 63 | } else {
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| 64 | m_nextState = FORMATTING_EMPTY;
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| 65 | }
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| 66 | break;
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| 67 | case FORMATTING_INPUTS:
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| 68 | if (m_inputFormatter.hasNext()) {
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| 69 | c = m_inputFormatter.next();
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| 70 | } else if (m_outputFormatter.hasNext()) {
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| 71 | c = ',';
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| 72 | m_nextState = FORMATTING_OUTPUTS;
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| 73 | } else if (m_presetFormatter.hasNext()) {
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| 74 | c = ',';
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| 75 | m_nextState = FORMATTING_PRESET;
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| 76 | } else {
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| 77 | c = '}';
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| 78 | m_nextState = DATA_END;
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| 79 | }
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| 80 | break;
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| 81 | case FORMATTING_OUTPUTS:
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| 82 | if (m_outputFormatter.hasNext()) {
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| 83 | c = m_outputFormatter.next();
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| 84 | } else if (m_presetFormatter.hasNext()) {
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| 85 | c = ',';
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| 86 | m_nextState = FORMATTING_PRESET;
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| 87 | } else {
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| 88 | c = '}';
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| 89 | m_nextState = DATA_END;
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| 90 | }
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| 91 | break;
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| 92 |
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| 93 | case FORMATTING_PRESET:
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| 94 | if (m_presetFormatter.hasNext()) {
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| 95 | c = m_presetFormatter.next();
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| 96 | } else {
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| 97 | c = '}';
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| 98 | m_nextState = DATA_END;
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| 99 | }
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| 100 | break;
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| 101 |
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| 102 | case FORMATTING_EMPTY:
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| 103 | c = '}';
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| 104 | m_nextState = DATA_END;
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| 105 | break;
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| 106 |
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| 107 | case DATA_END:
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| 108 | default:
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| 109 | c = '\0';
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| 110 | break;
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| 111 | }
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| 112 | return c;
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| 113 | }
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| 114 |
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